Table Of Content

“...dedicated to the appreciation and conservation of the Colorado native flora” Volume 17 Number 1 January/February/March 1993 Colorado Natural Areas Program Update Your cards, letters, and calls to the Joint 1. Write aletterto: c/o StateCapitolBuilding Budget Committee (JBC) onbehalfofthe Laurie Mathews, Director 200 E. Colfax Ave. ColoradoNaturalAreasProgramhavemade Colorado DivisionofParksand Denver, CO 80203 an impact! Inresponse to publicpressure, OutdoorRecreation theJBCrestoredthe$91,000NaturalAreas 1313 Sherman Street, Room 618 Thankthem forrestoringtheNaturalAreas General Fund request in its final budget Denver, CO 80203. Program General Fund budget. Be sure to recommendation to the state legislature. askhowthe Programwill functionwithout ^W^rhat'sthegoodnews.Thebadnewsisthat Thank her for her committment to the the two FTEsthatwere eliminated. only .5 of the existing 2.5 Full Time Natural Areas Program. Laurie has Equivalent (FTE) staff positions was supportedtheProgramstronglythroughout Additionalpointsyoumaywanttoinclude: restored. Inotherwords,theNaturalAreas this ordeal and is committed to finding a Program got itsmoneyback,buttwo staff workablesolutiontotheremainingstaffing 1. The people of Colorado voted positionswere eliminated. It'sunclearjust problems. overwhelmingly in support of open space how this illogical move will affect the andnaturalareasintheNovemberelection. Program and its activities in the 1993-94 2. Write a letter to the Joint Budget fiscal year. Committeemembers: 2. TheNaturalAreasProgramis theonly Sen.MikeBird,Chair(R—ElPasoCo) state agency that strives to protect native At press time (March 22), the budget is Sen.JamesRizzuto(D-SEColorado) plants and plant communities in Colorado beingreviewedinthemajority(Republican) Sen. ClaireTraylor(R-JeffersonCo) throughvoluntarymanagementagreements. caucus.Fromthere,itgoesstraighttoafloor Rep.TonyGrampsas(R—JeffersonCo) vote,andthenbacktotheJBC whichserves Rep. DavidOwen (R—WeldCo) 3. The program was unanimously , asaconference committeetoreconcilethe Rep. GilRomero (D~PuebloCo) reauthorizedbythe legislaturein 1988 House and Senate versions. This process does not allow for review by Democratic legislators prior to the floor vote. Calls or letterstoyourrepresentatives,especiallyif Contents they are Republican, can still be helpful (House Majority Office—>866-2932 and SenateMajorityOffice-^866-4866).Letters Dues Reminder 2 Workshop Report 9 canbe sentto: State CapitolBuilding, 200 E. Colfax Ave., Denver, CO 80203. Announcements 3 For Your Library 9 Rare Plant Info Needed 4 National Forest Weed Mgmt. 10 ^ /oucanbestsupporttheColoradoNatural Loosestrife Alert! 5 Horticultural Notes Areas Programnowby: Workshops 6 (Prunus virginiana) 10-11 Field Trips 7 Chapter Activities 10-11 Field Notes (Smilax) 8 Calendar 12 Page 2 AquHegia Volume 17 IS THIS YOUR LAST ISSUE OF AQUHEGIA? Ifyouhaven’tpaidyour 1993 dues,thisisthelastnewsletteryou willreceive. Don'tmiss outonalltheexcitingfieldtripsandotherinterestingandinformativeCONPS activities! DuesnoticesweresentoutinlateNovember. Pleaserememberthatduescoveracalendar year, exceptthatnew members whojoin inthe secondhalfofayearare credited forthe following year’s dues, as well.—Your mailing label on this newsletter shows the year THROUGHwhichyouarepaid i.e.,PAIDTHRU92meansyoushouldremityourdues for1993!! (However,ifyouhavesentyourpaymentwithinthepastfewweeks,pleasenote that the label couldbeincorrect dueto the lead-timerequiredforthe newsletter.) MembershipCommitteeChair,MyrnaSteinkamp,also notes thatthepostofficewill not forwardbulkmail, so ifyoumoveandwanttocontinuetoreceiveSociety mailings, itis essential to notify the Society (P.O. Box 200,Ft. Collins, CO 80522-0200). Animportantreminder... Cirsiumscopulorum ThePostOfficenowrequiresustouse9-digitZIPcodes. Pleasehelpusbyprovidingyour ArtistJanetWingate complete, 9-digitZIPcodeon yourrenewalform. Ifyoudo notknow your4-digit ZIPsuffix,pleasecontactyour localpostoffice(oraskyourmaildeliveryperson). A Aquil* e1 m ScheduleofMembership Fees OfBcers 'gia President Carol Dawson 722-6758 LSiufpeporting :.... $$25500 Vice-President TamaraNaumann ...440-8933 Secretary MarkGershman 443-9365 Organization $ 30 Treasurer MyrnaSteinkamp ...226-3371 FamilyorDual $ 15 Individual $ 12 Board ofDirectors StudentorSenior $ 8 JeffDawson(93) Denver 722-6758 MembershipRenewal/Information GaryFinstad(93) Denver 791-3790 Aquilegiaispublishedfourtosixtimesperyear Please direct all membership applications, MarkGershman(94) Boulder 443-9365 by the Colorado Native Plant Society. This renewals and address changes to the BillJennings(93) Louisville 666-8348 naenwdslteotottehreirssavwaiitlhabalnetionmteermesbterinsnoafttihveeSpolcainettsy. MPleamnbteSrosciheitpy,CPh.aOi.rBpeorxso2n0,0,CFoolrotrCaodlolinNsa,tCivOe TCBheartmihasrPPaaaingNtuaeeurm((9a943n))n (93) ..LFBoyoruotlndCsoelrlins 449420--84973139 ContacttheSocietyforsubscriptioninformation. 80522.Pleasedirectallotherinquiriesregarding TomRanker(94) Boulder 492-5074 theSocietytotheSecretaryatthesameaddress. VelmaRichards(94) .....Englewood 794-5432 Articles from Aquilegia may be usedby other NinaWilliams (94) GoldHill 443-8079 native plant societies or non-profit groups if NewsletterContributions fullycitedtoauthorandattributedtoAquilegia. Pleasedirectallcontributionstothenewsletter ChapterPresidents to: The Colorado Native Plant Society is a non- TamaraNaumann BDoeunlvdeerr-Metro RBeotnsyAbNbeoetlty 433433--68105914 parnodfictoonrsgearnviaztaitoinonodfetdhiecaCtoeldotroatdhoeanpaptrievceifaltoiroan. 9Bo4u0lQdeuri,nnCOStr8ee0t303 FYoarmtpCaorlilkinas RMeiekdeSKceoltltey 489708--14768686 Membershipisopentoallwithaninterestinour SanJuan PeggyLyon 626-5526 native plants, and is composed of plant Shortitemssuchasunusualinformationabout enthusiasts both professional and non- aplant, a littleknownbotanicalterm, etc. are Committees professional. especiallywelcome. Camera-readylineartor otherillustrationsarealso solicited. Conservation SallyWhite 697-5439 Pleasejoinusinhelpingtoencourageinterestin Editorial TamaraNaumann ...440-8933 enjoyingandprotectingColorado'snativeplants. Please include author's name and address, Education GaryFinstad 791-3790 TheSocietysponsorsfieldtrips,workshopsand althoughitemswillbeprintedanonymouslyif FFiieellddTSrtiupdsies JMeafrfyDaEwdswaornds 723232--86173538 osttahteerwiadcet.ivitiCeosnttahcrtoutghhe lSooccailetcyh,apatecrhsapatnedr rMeaqcu)estaerde.aAprptriecclieastesdu.bmiPtlteeadsoenidnidsikcsat(eIBwMorodr HMoermtb/eRerssthoirpation ....DMoyrrontahyStUedianlklamp 422862--39387216 ... representative, or committee chair for more processingsoftwareandversion. Publicity JuliaCarlson 752-2738 information. Workshops BillJennings 666-8348 . Number Aquilegia Page 3 1 ANNOUNCEMENTS VOLUNTEER OPPORTUNITY NATIVE PLANTSEED NATIVE PLANT LANDSCAPING PROJECT EXCHANGE TheCityofBoulder'sOpenSpaceDepartmentwillbelandscapingitsnewOperations Ifyou are interested inreceivingalist ofnativeplantseedsthatare available Center this spring and summer with locally obtained native plant materials. The Centerwillshowcasevariouslocalplantcommunities,anddemonstratehowtoobtain forexchange,orifyouareinterestedin collectingseedsforexchange,contact: anduse nativeplants ingardens andlandscapes. Craig Alseike 3256 Salem Street Volunteersareneededtohelpdesign,establishandmaintainthenativegardens. Tasks Auiora, Colorado 80011 will include research, planning, seed and propagule collection, propagation, (303) 366-0587. transplanting weeding salvagingnativeplantsfromconstructionareas anddeveloping , , , interpretivematerials. Ifsufficientinterestexists,thisvolunteergroupcouldevolve into a Regional Native PlantTask Force! The Fort Collins Chapter is already very active inthis area. How aboutthe BoulderChapter? Don’tmissthis opportunitytohelpbuildaneducationalnativeplantgardenthatwe hope will encourage others to appreciate native plants and to think seriously about using native plant materials in their own gardens and landscapes! For more VOLUNTEERS NEEDED information, orto setup aninterview, contact SusanRoss at441-4431 TheColoradoAquariumSocietyisplanning to build a major regional aquarium near 104'*'AvenueandU.S. 36(Denver-Boulder Turnpike)inWestminster.Thefacilitywill Aquilegia beone ofthe largestfreshwateraquariums inthecountry,featuringsimulatedmountain streams, slow moving rivers, and other is printed on regionalfreshwaterhabitats,alongwiththeir inhabitants. Projectproponents expect the 100% recycled paper aquarium toattractas manyasonemillion visitorsperyear.Educational,research,and volunteer programs will be offered to complementprogramsofferedbytheDenver MuseumofNaturalHistoryandtheDenver Zoo. Volunteersareneededtohelpplan,design, install,andcareforanativeplantlandscape ontheaquariumgrounds.Creekandwetland restoration and enhancement projects are plannedforBigDryCreek,whichisadjacent NURSERYINTERN totheproposedfacility.Projectplannersare OPPORTUNITY Oxytropislambertii also soliciting volunteer help in planning Small organic nursery seeks Intern Artist:AnnCooper live botanical exhibits representing plants beginning spring, 1993, and of the Rocky Mountain and other north continuingthroughfall.Allaspectsof temperate and arctic aquatic and related environments.Ground-breakingmayoccur smallnativeplantnurseryoperations- -sales, plant production, record- asearlyasnextsummer,withcompletionby 1996. keeping.BeautifulfarmnearBoulder, Colorado.Housingplussmallstipend. Writeorcall:BobHoward,Hedgerow If you are interested in contributing your Farms, 8328 Valmont, Boulder, CO enthusiasmand/orexpertisetothisexciting project, contact Carol Dawson (303) 722- 80301.(303)666-0253. 6758. Page 4 Aquilegia Volume 17 Natural Heritage Program Seeks Information For Plant Rarity Ranking DRABA GRAYANA GRAY’SPEAKWHITLOW-GRASS The Colorado Natural Heritage Program is attempting to assemble DRABAJUNIPERINA WOODSDRABA W" informationconcerningthestaterarityranks oftheplantslistedbelow. DRABAMACOUNII MACOUNDRABA We are hoping that the botanists in the state may be able to supply DRABASMITHII SMITHWHITLOW-GRASS additional information that we presently don’thave. Ifyou have any DRABASTREPTOBRACHIA COLORADODIVIDE informationorrecommendationsconcerningthespecieslistedbelow,or WHITLOW-GRASS ifyouknow ofsomeonewho does, please phone orwrite to me at the DRABA VENTOSA TUNDRADRABA ERIGERONPHILADELPHICUS PHILADELPHIAFLEABANE address below. Consider the following components: the number of ERIGERONWILKENII WILKENFLEABANE knownpopulations,thenumberofindividualsinthetotalpopulation,the ERIOGONUMLEPTOCLADONvar. SANDBUCKWHEAT extentoftherangeofthespeciesinthestate,thepopulationtrend(stable, LEPTOCLADON declining, etc.), protected populations and degree ofprotection, and ERIOGONUMLEPTOCLADONvar. , EASTWOODSAND threatstothepopulations. Wehopethiscanhelpustoprioritizeourtime RAMOSISSIMUM BUCKWHEAT andresourcesin ordertobestprotecttherareplants ofColorado. ERIOPHORUMGRACILE SLENDERCOTTONGRASS ERIOPHORUMRUSSEOLUM RUSSETCOTTONGRASS SteveKettler-Ecologist/Botanist HABENARJAZOTHECINA ALCOVEBOGORCHID ColoradoNaturalHeritageProgram HACKELIA GRACILENTA MESAVERDESTICKSEED c/oUniv. ofColorado Museum HAPLOPAPPUSFREMMOONNTOICIEssPpH.ALUS SINGLE-HEADGOLDENWEED BHouunltdeerr,11C5,OC8a0m3p0u9-s0B3o15x 315 IISPOOEMTOEPSSIESCHAIGNGORSEPGOARTAAsssspp.. W'EBERI RSPAIBNBYI-TSEPAORRSEDGIQLUIIALLWORT (303)492-4637 MURICATA JUNCUSBRACHYCEPHALUS SMALL-HEADEDRUSH ACORUSCALAMUS SWEETFLAG JUNCUSBREVICAUDATUS NARROW-PANICLEDRUSH ADIANTUMCAPILLUS-VENERIS SOUTHERNMAIDEN-HAIR JUNCUSBRYOIDES MINUTERUSH ADIANTUMPEDATUM NORTHERNMAIDEN-HAIR JUNCUSTWEEDYI TWEEDYRUSH AGASTACHEFOENICULUM LAVENDERHYSSOP LESQUERELLACONDENSATA ALETESMACDOUGALIIssp. MESAVERDEALETES LIATRISLIGULISTYLIS GAY-FEATHER BBEVIRADIATUS LOMATIUMBICOLORvar.BICOLOR WASATCHBISCUITROOT ANEMONERIPARIA WHITE-FLOWEREDANEMONE LOMATIUMBICOLORvar. OREGON BISCUITROOT ARISriDABASIRAMEA FORKTIPTOREE-AWN LEPTOCARPUM ASPLENIUMPLATYNEURON EBONYSPLEENWORT LYCOPODIUMDUBIUM STIFFCLUBMOSS ^ ASPLENIUMRESILIENS BLACK-STEMMED LYSIMACHIA THYRSIFLORA TUFTEDLOOSESTRIFE SPLEENWORT MENTZELIACHRYSANTHA STICKLEAF ASPLENIUMTRICHOMANES- GREENSPLEENWORT OENOTHERAHARRINGTONII ARKANSASVALLEY RAMOSUM EVENINGPRIMROSE ASTRAGALUSANISUS GUNNISONMILKVETCH OXYBAPHUSDECUMBENS GREATPLAINSFOUR-O’CLOCK ASTRAGALUSBODINII BODINMILKVETCH OXYTROPISPARRYI PARRYOXYTROPE ASTRAGALUSPISCATOR FISHERTOWERSMILKVETCH PACKERAPAUCIFLORA FEW-FLOWEREDRAGWORT ASTRAGALUSRAFAELENSIS SAN RAFAELMILKVETCH PEDIOMELUMAROMATICUM PARADOXBREADROOT BOTRYCHIUMCAMPESTRE PRAIRIEMOONWORT PEDIOMELUMMEGALANTHUM LARGE-FLOWERED BOTRYCHIUMMULTIFIDUMssp. LEATHERYGRAPEFERN BREADROOT COULTER! PELLAEAATROPURPUREA PURPLECLIFF-BRAKE BOTRYCHIUMPALLIDUM PALEMOONWORT PELLAEABREWERI BREWER’SCLIFF-BRAKE BOTRYCHIUMPINNATUM NORTHERNMOONWORT PELLAEA GLABELLA SMOOTHCLIFF-BRAKE BOTRYCHIUMSIMPLEX LEASTMOONWORT PELLAEA WRIGHTIANA WRIGHT’SCLIFF-BRAKE, BOTRYCHIUMVIRGINIANUM RATTLESNAKEFERN PENSTEMONBREVICULUS LITTLEPENSTEMON BRAYAGLABELLA ARCTICBRAYA PENSTEMONCYATHOPHORUS MIDDLEPARKPENSTEMON BUPLEURUMAMERICANUM THOROUGHWAX PENSTEMONLENTUS ABAJOPENSTEMON CAREXCONCINNA LOWNORTHERN SEDGE PENSTEMONSCARIOSUS PLATEAUPENSTEMON CAREXCRAWEI CRAWESEDGE PLATANTHERASPARSIFLORAvar. CANYONBOG-ORCHID CAREXLEPTALEA BRISTLE-STALKSEDGE ENSIFOLIA CAREXLIVIDA LIVIDSEDGE POLYSTICHUMSCOPULINUM CRAGHOLLYFERN CAREXPECKII PECKSEDGE POTENTILLAAMBIGENS SOUTHERNROCKY CAREXSAXIMONTANA ROCKYMOUNTAINSEDGE mountaincinquefoil CAREXSCIRPOIDEA CANADIANSINGLE-SPIKE POTENTILLAPALUSTRIS MARSHCINQUEFOIL SEDGE POTENTILLARUPINCOLA ROCKYMOUNTAIN CAREXSYCHNOCEPHALA MANY-HEADEDSEDGE CINQUEFOIL CAREXTENUIFLORA SLENDER-FLOWERSEDGE ROTALARAMOSIOR TOOTHCUP CAREXTORREYI TORREYSEDGE SALIXMYRTILLIFOLIA LOWBLUEBERRYWILLOW CAREXVIRIDULA GREENSEDGE SAXIFRAGAFOLIOLOSA LEAFYSAXIFRAGE CEANOTHUSMARTINII UTAHMOUNTAIN LILAC SELAGINELLASELAGINOIDES NORTHERNSPIKE-MOSS CENTUNCULUSMINIMUS CHAFFWEED SOLIDAGOPTARMICOIDES PRAIRIEGOLDENROD CHENOPODIUMCYCLOIDES SANDHILLGOOSEFOOT STELLARIAIRRIGUA ALTAICHICKWEED CORYDALISCASEANAssp. SIERRACORYDaLIS THAMNOSMATEXANA DUTCHMAN’SBREECHES BRANDEGEI THELLUNGIELLASALSUGINEA SALT-LICKMUSTARD CRYPTOGRAMMASTELLERI SLENDERROCK-BRAKE TOWNSENDIASTRIGOSA STRIGOSEEASTER-DAISY CYMOPTERUSHUMILIS PIKESPEAKSPRINGPARSLEY VIOLAPEDATIFIDA PRAIRIEVIOLET DRABAEXUNGUICUIATA CLAWLESSDRABA VIOLASELKIRKII SELKIRKVIOLET DRABAFLADNIZENSIS ARCTICDRABA WOODSIAPLUMMERAE PLUMMER’SCLIFFFERN DRABA GRAMINEA SANJUANWHITLOW-GRASS ZIGADENUSVAGINATVS ALCOVEDEATHCAMAS , Number Aquilegia Page 5 1 SOMETIMES, ITS NOT NICE TO SHARE followingpoints couldbemade: Mark Gershman Thus, the sale of purple loosestrife Wetlands & Wildlife Coordinator —> Purple loosestrife is an invasive represents a serious threat to wetland City of Boulder perennialintroducedasanornamental habitatandthenativefloraofColorado. plant. Whatelsehasmid-wintertooffertheplant Members of the Colorado Native Plant loverthanforcedbulbs andindoorplants? Ithastakenovervastareasofwetlands Societycanhaveanimpactuponthesaleof Well, there are seed and plant catalogs— throughout the northeast and Great purple loosestrife by giving retailers none more lavishly illustrated than White Lakes states, prompting several state information about the adverse effects that Flower Farm’s spring garden book. governments to declare it a noxious thisplantcanhave. Iencouragemembersto Beautifullycomposedphotographsshowing weed(the catalogindicatesthatitmay contactWhite Flower Farm and any other fields of lilies and lupines reveal an notbe sentto AR, CA, MN, orWI). appreciation for the beauty of plants. However the following passage, when —> Many efforts to control loosestrife in broughttomyattention,mademewonderif those areas ofthe country began after native ecosystems were held in as high theplantwaswellestablished,andcost regardasthe garden. thetaxpayersseveralmillionsofdollars each year. The costs also include the A native species, Lythrum salicaria destruction of thousands of acres of iswidelyestablished. wetlandsimportantashabitatfornative some states have embarkedon plantandanimalspecies, Aquilegia . . . eradicationprograms andprohibit Vol. 16no. 1 formore information.) the sale of Lythrums [purple loosestrife]. Weentirelyrespectthese -> In Colorado, loosestrife populations efforts but are persuaded that the are still relativelyrestricted and most , vast populations of wild plants occuralongthe FrontRange andnear alreadyinplacewillalmostcertainly GrandJunction.Theproximityofthese overwhelmanylocaleffortsaimedat populations to urban areas suggests control. These circumstances are thattheyhaveescapedfromcultivation. not, in our view, occasion for Effective control ismuchmore likely excludingLythrumfromallgardens. to occur in Colorado than in the northeast, butthe introduction ofnew The description continues to advise plantsmakes suchcontrolallthemore deadheading(removingoldfloweringstalks) difficult. because they can and will interbreed with localpopulations. Inresponsetothethreatposedbypurple loosestrife, the state of Colorado has This seems to suggest that White Flower declared purple loosestrife seeds Farm does not see a role for itself in the noxious, and Boulder County has controlofnoxiousexotics. Icalledthefarm declared it a noxious weed. No law, to ask ifthey were aware 1) thatLythrum however, prohibits sale of the plants salicaria is not a native species as the themselves. description stated, and 2) ofthe status of purpleloosestrifeinColorado Mr.Frowline Purpleloosestrifeplantsarecapableof . ahorticulturist, indicatedthatthecompany producing up to 3 million seeds per felt customers should have access to any plant.So-calledsterileplantsproducing % plantssuitableforcultivationinaccordance even1 ofthispotentialcouldresultin with the law. He was unaware of the significantinfestations. situationinColoradoandwasinterestedin hearingmore. He suggested that I write a Although '‘sterile,” the plants sold by ^ letter to the company so that they could White Flower Farm (and others) still considernew information. I in turnwould produce pollen. That pollen helps to liketosuggestthatmembersoftheSociety fertilize the local established writetoMr. SteveFrowline(WhiteFlower populations,potentiallyincreasingtheir Farm, Litchfield, CT, 06759-0050). The vigorand seedproduction. Page 6 AquHegia Volume 17 WORKSHOPS SPRING 1995 - The Colorado NativePlant Society workshop series wasestablishedin 1985 toprovide Bill Jennings to Retire as members with winter-timeactivities when field trips are impossible. CONPS members Workshop Committee Chair! have attended more than 100 workshops over the years. Workshops bring native plant lovers together with a well-informed instructor who may have photographs, herbarium specimens, liveplants, orothermaterialsforhands-onstudy. Theopportunitytoreceive It'sgoingtobeahardacttofollow,butthe one-on-oneinstructionandinformativelectureshasmadetheworkshopseriesoneofthe Colorado Native Plant Society is going to mostpopularNativePlantSocietyprograms.Attendeesneednospecialskillsorbackground; have to find a new workshop committee aloveofplantsandadesireto learn aretheonlyprerequisites Thegoalis todemystify chair. After planning and cooordinating plant identification and to enhance in all of us our enjoyment and understanding of 100 workshops. Bill Jennings, who IS the workshop committee, announced his Colorado’s native flora. retirementattheCONPSboardmeetingon Please mail your registration to Bill Jennings, P.O. Box 952, Louisville, CO 80027. March 13th.WeallagreethatBillhasdone Indicate the workshops for which you would like to register, and include your name, atrulyoutstandingjobbuildingtheCONPS address, and telephone number. Phone registrations will also be accepted (666-8348). workshopprogram. Wehaveallhadmany Registerpromptly asworkshopstendtofillupquickly.Thefeeforeachfull-dayworkshop opportunitiestoenhanceom-understanding is $10forCONPS,membersand$22fornon-members ($10fortheworkshopand$12to andappreciationofColorado'snativeflora jointheSociety).Paymentismadeonthedayoftheworkshop. Abouttwoweeksprior to thanks to Bill's hard work and dedication. theworkshop,registrants willreceiveinformationbymailaboutlocation,time,lunch,and Manythanks,Bill, forajob well done! suggestedreferences or materials to bring to the workshop. Now...all ofthe work ofthe Society gets Ittakesconsiderabletimeandeffortfortheinstructorstoplananddevelopworkshopsand done by volunteer members. If you have fieldtiips.PleaseletusknowhowyouliketheactivitiesofferedbyCONPS.Weneedyour some good organizational and planning suggestionsforfutureworkshopsandtrips.Wealsoappreciatefeedbackonwhether you skills, how about putting them to work as>^ findthem informative andexciting ordulland uninteresting. We'dlike youropinion on the new workshop committee chair? It's a how well we areserving you, our membership, great program—one we'd all like to see continue. Ifyouthinkyou'dliketotakeon CONPS the challenge, contact president, Carol Dawson (303-722-6758) or Bill Jennings (303-666-8348). Go for ADOPT-A-RARE-PLANT PROGRAM DENDROCHRONOLOGY Leaders: Chris Pague, Bill Jennings, and Betsy Neely Location: Lookout Mountain Nature Center near Golden Saturday, April 17, 1993 Leader: Eric Schwab Location: Chatfield Arboretum The Nature Conservancy, Colorado Nature Heritage Program, and the Saturday, May 8, 1993 ColoradoNativePlantSocietyaredevelopingavolunteer-based"Adopt- a-Rare-Plant"programtoassistinmaintainingandupdatingtheHeritage Program's rare plant database, and to provide data for The Nature Dendrochronologyisthescienceoftree-ringdating.When Conservancy's project selection process. At this training session, atreeisoldenough,thepatternofgrowthringscanprovide participants will see photographs and specimens ofsome ofColorado’s information about pre-settlement environments. rarestplants.Techniquessuchasherbariumuse,appropriatecollectionof Dendrochronologistscandeterminenotonlytheageofthe specimens, photography, mapping, habitat description, and field data tree,butcanalsoilluminatesomeofthestressesatreehas collection will be highlighted. After lunch, we will visit a site in faced(fire,insects, crowding,anddrought, forexample). Wheatridge where Spiranthes diluvialis ( a federally protected orchid Tree ring data are used in studies offorest ecology anr* species)hasbeenfound. Evenifyoudonotplanto "adopt" aplant,you paleoclimatology. Inthe classroom, during the morning^ will find this workshop interesting and informative. Searching forrare Eric Schwab will present the methods and uses of plantsistheworld'smostfrustratingoccupation.Theproverbialsearchfor dendrochronology. After lunch, we will take some tree aneedleinahaystackissometimessimplebycomparison.Findoutwhat coresandseewhatwecandeduce.Don'tmissthisunique youneedinyourinformationarsenalbeforeventuringintothewilderness. workshop. Number 1 Aquilegia Page 7 FIELD TRIPS 1993 - SPLIT MOUNTAIN DINOSAUR NATIONAL MONUMENT - Leader; Lynn Riedel Meeting Location; Green River Campground, Dinosaur National Monument, Utah Saturday & Sunday, May 1 & 2, 1993 This trip will focus on rare and endemic plants ofnortheastern Utah and northwestern Colorado. Many of the more common high desert plants will be in flower, as well! Participants will enjoy spectacular scenery along with some exciting botanizing. Lynn RiedelhasconductedbotanicalstudiesforseveralseasonsatDinosaurNationalMonument. Recenttasksincludeimplementationofalong-termmonitoringprogramforrareplants, includingSpiranthesdiluvialis. MeetattheGreenRiverCampground(northeastofJensen,UT) onFridayevening(April 30th) to camp with other participants, or join us at the campground by 9:00 a.m. on Saturday. The trip will conclude mid-dayon Sunday. The drive from Denverto the Utah side ofDinosaurNational Monumenttakes about 8 hours DrivewestfromDenveron1-70toSilverthome TurnnorthonHwy9toKremmling. . . TurnwestonHwy40inKremmling,and followHwy40through Steamboat,Craig, and Dinosaur,Colorado,andthentoJensen,Utah.Ifyougethimgryalongtheway,thereisa terrific bakery/pizza place one block north of the intersection of Hwys 9 and 40 in Kremmling. Turn north at Jensen, Utah, onto Route 149 and follow the signs to the monument entrance (approximately 7 miles from Jensen). Continue past the entrance station4 miles to the GreenRivercampground. Agroup campsitewillbereservedforFridayand Saturdaynights. Individual campsites should also be available. Motel accommodations (Best Western, etc.) are available in Craig, Colorado, andinVernal, Utah. Bringcampingequipment,food,watercontainers,sunscreen,raingear,andclothingfor warmand coldweather. Waterwillbe availableatthe campground. Wewillwalkalong severalshorttrails.Hikingconditionsrangefromeasytomoderatelydifficult.Thelongest distancecoveredonawalkwillbe a2-mileloop. Allwalkswillbewithin about5 miles Toregister,callJeffDawson [722-6758(h) ofthe campground. Roads arepaved orhave awell-graded surface. or740-2793 (o)]. Trip limitis 25 persons. PAWNEE NATIONAL GRASSLANDS wildflower-laden ridges and arroyos along Willow Creek. Your knowledgefromLorraineYeatts’ Astragalusworkshopcanbeput Leaders; Jim Borland and Rick Brune tousehere! WillowCreekisalsohometooneofColorado'smost Meeting Location; To be announced colorful fish, theplains topminnow, and some snapping turtles. Saturday & Sunday, June 5 & 6, 1993 We will camp Saturday night, possibly ataremote location. On Wewillfirstvisitaclay-barrensplantcommunitytoseeanunusual Sunday, wewillvisitPawneeButtes,“luckyferns,”andabuffalo landscape dotted with pulvinate (bowling bail shaped) plants. wallow.Furtherdetails,includingmeetingplaceandtime,amap, From there,aone-milewalk willtakeustoanareawherewewill and instructions will beprovided to tripregistrants. glimpsealpine feverfew {Bolophyta alpina). Mountain plover, a bird species on the candidate list for possible threatened or Toregister,callJim(922-4716)orRick(238-5078)beforeMay17. endangeredstatus,isalsofoundinthisarea.Later,wewillexplore AfterMay 17, call JeffDawson (722-6758). Trip limitis 20. Page 8 Aqiiilegia Volume 17 N0TE6 FIELD A DIFFERENT KIND OF WINTER BOTANY Carolyn Crawford I have been involved with the Adopt-A- Then,asluckwouldhaveit,Ifoundanother For those interested injoining the search, Rare-Plantproject forthe last three years, populationonMarch8,1993,ontheDaniels Smilaxhas also been foundinthe Boulder studying Smilax lasioneuron Hooker Park Road in Douglas County, in another area, in Coal Creek Canyon, on Lookout (carrion flower or greenbrier), a vining areathathadappeared,inawarmerseason, Mountain, inRoxborough StatePark,near speciesrelatedtothelilies. Thespecieshas tobepromising habitat. Elbert in the Black Forest, near Palmer carriedastatus ofG?S2withthe Colorado Lake, on the U.S. Air Force Academy NaturalHeritage Programfor anumberof Twodayslater,afterleavingtheherbarium grounds, and in Cheyenne Canyon near years,meaningthatovertheentirerange(G atColoradoStateUniversityinFortCollins, Colorado Springs. forglobal) its status is not clear (?), but in Iwas feelingserendipitous. Headingwest Colorado (S for state) there are fewerthan out ofFort Collins, 1 thought I’d see if I OutsideofColorado,Smilaxlasioneuronis 20 knownpopulations (1 =mostrare). could find a Larimer County site. Smilax widespread in the upper Midwest and hasn’t been collected in that county in 65 southern Canada, reaching south on the Smilax lasioneuron is a dioecious species years. About 2 1/2 miles up Rist Canyon west side ofthe plains into Colorado. In (separate male and female plants) which fromBellvue,Ieasilyfoundmymostrecent Wyoming, it is known from Laramie, dies back each fall and restarts new vines population. Onlyafewplants were found, Converse, Sheridan, and Crook Counties. fromgroxmdleveleachspring. Ourspecies butthesewere obvious fromthe road. The species cannottoleratethe driestparts iswoodyenoughthatthedeadvinespersist ofthe Great Plains. Along the Colorado in the winter, often with the bluish-black One usually does not think of making Front Range, the plantcanbe found atthe fruit still onthem. The pale bumt-sienna- voucherspecimensinthemiddleofwinter, mouthoffoothillscanyons,associatingwith,^ colored leaves (after frost) do not fall but but I will be doing just that. The dried theaforementionedGambeloak,hawthorn, remain on the vines, leaving them quite leaves, stem, and fruits will be pressed in and chokecherry thickets. For those who conspicuousinthe Gambeloak,hawthorn, theirwintertimeconditionandthesiteswill hunger forwinterbotanizing ofadifferent andchokecherrythickets,whichbylatefall bere-verified duringthe summer. type,thisisdefinitelytheplanttolookfor! are usually defoliated. Smilax does put up considerablegrowthstartinginMay,butby then the oak and hawthorn thickets are so densewithfoliagethattheSmilaxisalmost impossible to see, evenup close. Since the 26thofDecemberoflastyear, I have discovered five imdocumented sites, four ofwhich are new state records. The fifth site, in Castlewood Canyon, was discoveredbyRonAbbottandJeffUhlich, although specimens have not yet been deposited in a herbarium. I found this populationindependentlyonDecember26. I found additional populations in Jarre Canyon(DouglasCounty)andinDeerCreek Canyon (Jefferson County) on December 27. 1 had expected to find plants at both sites,butwastmabletoseethemduringthe summer. I have been back to these sites morerecentlyandtheJarreCanyonsiteisa largevigorouspopulation—severalhundred plantsquitevisible from avehicle at 20 to 30 MPH! cm 1 Number 1 Aquilegia Page 9 WORKSHOP REPORT Showy Monocots I Led by Jennings Bill Report by Karin Sundquist Calochortusgunnisonii Artist:AnnCooper SHOWY MONOCOTS I lived up to its instructive in the details and habits ofthe Finally,Billgavetheworkshopparticipants name. This workshop was led November lilies portrayed. We were able to really a lily list for Colorado and the key he has 14-15 at the Denver Botanic Gardens by enjoy the splendors of such plants as the developedforLihaceaeandrelatedfamilies. BillJennings,withatotalof28participants. sandlily(Leucocrinummontamm),thealp We were able to use the key to work on The workshop opened with shdes oflilies lily(Lloydiaserotina) thewoodlily(Lilium identifying herbarium specimens. At the , andrelated families in Colorado, It would philadelphicum), and the glacier lily riskofbeingbannedfromtheherbariumfor beeasytotaketheselovelyandinformative (Erythroniumgrandiflorum) nottomention totallackofrespectandappreciation,Imust , pictures forgranted. Afterall,thesearethe the mariposa or sego lily (Calochortus point out that working with squashed and plantswecametostudyandweexpectedto gunnisonii).Billalsoshowedslidesofsimilar faded plants is always frustrating. see pictures of them. But it is a little lihes inother states. Nonetheless,thekeyworkedquitewelland staggering to realize that Bill found these we were able to fine-tune a few details in plantsintheirColorado sitesandmanaged Inadditiontotheslides.Billsharedwithus usingitontheplantsathand.Thekeyuses togettothemwhiletheywereinbloom(and some guides to the classification oflilies, Weber’s classification from the Colorado whiletheweatherpermittedphotography). comparing the systems used by different Flora,butis less daunting (forthenovice) ^ Even the yellowbells (Fritillariapudica), authors. These guides helped make the thanhiskeytotheMonocots,soitwouldbe which was well past its prime when he various classifications seem less arbitrary quite helpful in the field. All in all, an photographedit,gaveonearealsenseofits tome.Theycouldalsobehelpfulontripsto enjoyable andrewarding workshop. true color in the pictures we were shown. areas where the local floras employ an And the rest of the slides were quite xmfamiliarsystem. Note: Copies ofall handoutsare availablefromBillJennings (666-8348). FOR YOUR LIBRARY Roberts Rinehart Publishers recently places where they live.” In his revised liststheelevationsandlifezonesoftowns, announcedthe publicationofneweditions edition, Williams maintains the simplicity peaks, passes and parks in the Rocky oftwo popular books onRocky Mountain and clarity of Nelson’s keys, but adds a Mountain region, from alpine to plains. native plants. Ruth Ashton Nelson’s numberofspecieslikelytobefoundwithin Within each life zone section, the author Handbook ofRocky Mountain Plants has the book’s range. Williams has honored providesanoverviewoftheplantsnativeto beenrevisedbyRogerWilliams, authorof RuthNelson’swishtoprovidepopularnames thatparticularaltitude. Abriefdescription therecentbiographyofAvenNelson,Aven fornativeplantspecies,butencouragesthe ofeach plant lists size, color, shape, and Nelson ofWyoming. The ninth edition of reader to accept the precedence of Latin common locations in which it is found. another old favorite, M. Walter Pesman’s names inthekeys. Detailedlinedrawingsinthemarginsfurther MeettheNatives, is nowavailable. helpreaders to identifyplants. Designed to aid the amateur plant lover, In the first edition oftheHandbook, Ruth Meet the Natives: The Amateur’s Field Both books are available at a discount to Nelson addressed her book to “outdoor Guide to Rocky Mountain Wildflowers, CONPSmembers.ContactVelmaRichards people who are neither botanists nor even Trees, andShrubshelps identify over four (303)794-5432oryourchapterpresidentto y naturalscientists,butwhowouldliketobe hundredplantspeciesintheRockyMountain purchase a copy. abletoidentifythewildflowerstheyseeon region. This easy-to-use field guide is theirmountainexcursionsandbeencouraged organizedbylifezones,colorofflower,and to acquire some interesting, non-technical season of bloom. For quick reference, a informationaboutplantsingeneralandthe detailedchartatthebeginningoftheguide Page 10 Aquilegia Volume 17 NATIONAL FORESTS PLAN WEED CONTROL Chapter News Boulder Chapter Janet Coles Colorado Natural Areas Program April 13: PlantingNatives for Birds, Butterflies,andOtherWildlife The Grand Mesa, Uncompahgre, and Gunnison National Forests are seeking public David Leatherman, an entomologist with commentonthemanagementofnoxiousweedsandotherundesirableplants. Theywill theColoradoStateForestService,willgive incorporatethe commentsintoanEnvironmentalAnalysis whichwilladdressaspectsof us some ideas for using native plants to integrated weed control and infestation prevention. The plan will target a number of enhance the value of our landscapes for aggressive exotic weedy species which degrade ecosystems in good health, but is also wildlife. April is a good time to begin aimedtowardnative species—mulesear,lowandtalllarkspur.‘aidbigsagebrush—whose thinking aboutthis! abundance generallyindicates ahighly disturbed ecosystem. May 11: SpringPicnicandWildflower Integratedweedmanagementisarealisticandprogressiveethicwhichseekscontrolrather Walk thaneradicationofweedyplants. Techniquesemployed incontrolinclude fire,mowing MeetattheChautauquaRangerCottageat or chopping,the use ofchemicalherbicides, andlimiting grounddisturbance. 6:30p.m. Bring dinnerandan appetite for signsofspring in the Chautauquameadow Inaddition,theNationalForestswillconsidercoordinatingactivitieswithotheragencies flora! andprivate landowners, establishing“weed-free”areas,promotingpublicawarenesson issuesrelatedtoweedsandweedcontrol,andlimitingtheriskofnewinfestationscaused MonthlymeetingsareheldfromSeptember by the importofcontaminatedmaterials such asroad fill. through April on the 2nd Tuesday of the month at 7:15 p.m. in the Boulder Public One aspectofcontrol leftoutofthe hstofoptions istherole ofgrazingmanagementin Librarymeetingroom, 11thandArapahoe, theproliferationof“undesirable” native speciessuchasbigsagebrush,thelarkspursand unless otherwise noted. For information, mulesear. Thespeciesmentionedaboveareunpalatableorpoisonoustolivestockandtend callBetsyNeelyat443-8094orElaineHill toincreaseinasystemthatexperiencesheavygrazing, aspalatablegrassesareremoved. at494-7873. Controllingsagebrushistreatingthesymptomratherthanaddressingthesourceproblem, whichis generallythatgrazingpressure is toogreatto allow grasses toregrow. Fort Collins Chapter The Forest Service hopes to publish a draft Environmental Assessment by April 1. Questions and comments may be addressedto Robert Storch, Forest Supervisor, Grand April 1: Exotic Willows Mesa,UncompahgreandGunnisonNationalForests,2250Highway50,Delta,Colorado, Patrick Shafroth, a graduate student at 81416,303/874-7691. Colorado State University, will discuss aspects of the life history of crack willow {Salix X rubens Schrank) and the golden osier willow {Salix alba var. vitellina) in Colorado.Theseexoticwillowshavebecome established in many Front Range riparian HORTICULTURAL N0TE6 areas. May 5: Riparian Vegetation and Natural Disturbance Jonathan Friedman, a graduate student at theUniversityofColorado,willdiscussthe Prunus virginiana (chokecherry) cultivars and varieties role of natural disturbance in riparian Jim Boriand vegetation change in the high plains of Colorado. AnyoneinvolvedinhorticultureinColoradoknowsthattheindustryherereliesagreatdeal onthehorticulturalproductsofotherstatesandthat,asaresult,wearesomeofthelastin MonthlymeetingswillbeheldthroughMay thecoxmtrytotestandfinallyaddanewplanttotheexistingpaletteoflandscapeplants. at7:00p.m.inthelargeconferenceroomat Thefactthatthissituationismadenecessarybywhatisconsideredtobeourratherhostile the headquarters for the Rocky Mountar climateandsoilswouldseemtobodewellfortheacceptanceofourownclimate,soiland Station/Arapaho-RooseveltNationalFores^^ time-testednativefloraforthesepurposes. But,suchhasnotbeenthecase,oratleastthis 240WestProspect.Theconferenceroomis acceptancehas beenvery slow ingaining anysignificantgroimd. adjacenttothe frontpatio.Note:thedayof the month varies, so mark your calendar! continuedonpage 11 Forinformation, callMikeScottat226-9475.

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12 Pages·1993·1.5 MB·English
by  Colorado Native Plant Society
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“...dedicated to the appreciation and conservation of the Colorado native flora” Volume 17 Number 1 January/February/March 1993 Colorado Natural Areas Program Update Your cards, letters, and calls to the Joint 1. Write aletterto: c/o StateCapitolBuilding Budget Committee (JBC) onbehalfofthe Laurie Mathews, Director 200 E. Colfax Ave. ColoradoNaturalAreasProgramhavemade Colorado DivisionofParksand Denver, CO 80203 an impact! Inresponse to publicpressure, OutdoorRecreation theJBCrestoredthe$91,000NaturalAreas 1313 Sherman Street, Room 618 Thankthem forrestoringtheNaturalAreas General Fund request in its final budget Denver, CO 80203. Program General Fund budget. Be sure to recommendation to the state legislature. askhowthe Programwill functionwithout ^W^rhat'sthegoodnews.Thebadnewsisthat Thank her for her committment to the the two FTEsthatwere eliminated. only .5 of the existing 2.5 Full Time Natural Areas Program. Laurie has Equivalent (FTE) staff positions was supportedtheProgramstronglythroughout Additionalpointsyoumaywanttoinclude: restored. Inotherwords,theNaturalAreas this ordeal and is committed to finding a Program got itsmoneyback,buttwo staff workablesolutiontotheremainingstaffing 1. The people of Colorado voted positionswere eliminated. It'sunclearjust problems. overwhelmingly in support of open space how this illogical move will affect the andnaturalareasintheNovemberelection. Program and its activities in the 1993-94 2. Write a letter to the Joint Budget fiscal year. Committeemembers: 2. TheNaturalAreasProgramis theonly Sen.MikeBird,Chair(R—ElPasoCo) state agency that strives to protect native At press time (March 22), the budget is Sen.JamesRizzuto(D-SEColorado) plants and plant communities in Colorado beingreviewedinthemajority(Republican) Sen. ClaireTraylor(R-JeffersonCo) throughvoluntarymanagementagreements. caucus.Fromthere,itgoesstraighttoafloor Rep.TonyGrampsas(R—JeffersonCo) vote,andthenbacktotheJBC whichserves Rep. DavidOwen (R—WeldCo) 3. The program was unanimously , asaconference committeetoreconcilethe Rep. GilRomero (D~PuebloCo) reauthorizedbythe legislaturein 1988 House and Senate versions. This process does not allow for review by Democratic legislators prior to the floor vote. Calls or letterstoyourrepresentatives,especiallyif Contents they are Republican, can still be helpful (House Majority Office—>866-2932 and SenateMajorityOffice-^866-4866).Letters Dues Reminder 2 Workshop Report 9 canbe sentto: State CapitolBuilding, 200 E. Colfax Ave., Denver, CO 80203. Announcements 3 For Your Library 9 Rare Plant Info Needed 4 National Forest Weed Mgmt. 10 ^ /oucanbestsupporttheColoradoNatural Loosestrife Alert! 5 Horticultural Notes Areas Programnowby: Workshops 6 (Prunus virginiana) 10-11 Field Trips 7 Chapter Activities 10-11 Field Notes (Smilax) 8 Calendar 12 Page 2 AquHegia Volume 17 IS THIS YOUR LAST ISSUE OF AQUHEGIA? Ifyouhaven’tpaidyour 1993 dues,thisisthelastnewsletteryou willreceive. Don'tmiss outonalltheexcitingfieldtripsandotherinterestingandinformativeCONPS activities! DuesnoticesweresentoutinlateNovember. Pleaserememberthatduescoveracalendar year, exceptthatnew members whojoin inthe secondhalfofayearare credited forthe following year’s dues, as well.—Your mailing label on this newsletter shows the year THROUGHwhichyouarepaid i.e.,PAIDTHRU92meansyoushouldremityourdues for1993!! (However,ifyouhavesentyourpaymentwithinthepastfewweeks,pleasenote that the label couldbeincorrect dueto the lead-timerequiredforthe newsletter.) MembershipCommitteeChair,MyrnaSteinkamp,also notes thatthepostofficewill not forwardbulkmail, so ifyoumoveandwanttocontinuetoreceiveSociety mailings, itis essential to notify the Society (P.O. Box 200,Ft. Collins, CO 80522-0200). Animportantreminder... Cirsiumscopulorum ThePostOfficenowrequiresustouse9-digitZIPcodes. Pleasehelpusbyprovidingyour ArtistJanetWingate complete, 9-digitZIPcodeon yourrenewalform. Ifyoudo notknow your4-digit ZIPsuffix,pleasecontactyour localpostoffice(oraskyourmaildeliveryperson). A Aquil* e1 m ScheduleofMembership Fees OfBcers 'gia President Carol Dawson 722-6758 LSiufpeporting :.... $$25500 Vice-President TamaraNaumann ...440-8933 Secretary MarkGershman 443-9365 Organization $ 30 Treasurer MyrnaSteinkamp ...226-3371 FamilyorDual $ 15 Individual $ 12 Board ofDirectors StudentorSenior $ 8 JeffDawson(93) Denver 722-6758 MembershipRenewal/Information GaryFinstad(93) Denver 791-3790 Aquilegiaispublishedfourtosixtimesperyear Please direct all membership applications, MarkGershman(94) Boulder 443-9365 by the Colorado Native Plant Society. This renewals and address changes to the BillJennings(93) Louisville 666-8348 naenwdslteotottehreirssavwaiitlhabalnetionmteermesbterinsnoafttihveeSpolcainettsy. MPleamnbteSrosciheitpy,CPh.aOi.rBpeorxso2n0,0,CFoolrotrCaodlolinNsa,tCivOe TCBheartmihasrPPaaaingNtuaeeurm((9a943n))n (93) ..LFBoyoruotlndCsoelrlins 449420--84973139 ContacttheSocietyforsubscriptioninformation. 80522.Pleasedirectallotherinquiriesregarding TomRanker(94) Boulder 492-5074 theSocietytotheSecretaryatthesameaddress. VelmaRichards(94) .....Englewood 794-5432 Articles from Aquilegia may be usedby other NinaWilliams (94) GoldHill 443-8079 native plant societies or non-profit groups if NewsletterContributions fullycitedtoauthorandattributedtoAquilegia. Pleasedirectallcontributionstothenewsletter ChapterPresidents to: The Colorado Native Plant Society is a non- TamaraNaumann BDoeunlvdeerr-Metro RBeotnsyAbNbeoetlty 433433--68105914 parnodfictoonrsgearnviaztaitoinonodfetdhiecaCtoeldotroatdhoeanpaptrievceifaltoiroan. 9Bo4u0lQdeuri,nnCOStr8ee0t303 FYoarmtpCaorlilkinas RMeiekdeSKceoltltey 489708--14768686 Membershipisopentoallwithaninterestinour SanJuan PeggyLyon 626-5526 native plants, and is composed of plant Shortitemssuchasunusualinformationabout enthusiasts both professional and non- aplant, a littleknownbotanicalterm, etc. are Committees professional. especiallywelcome. Camera-readylineartor otherillustrationsarealso solicited. Conservation SallyWhite 697-5439 Pleasejoinusinhelpingtoencourageinterestin Editorial TamaraNaumann ...440-8933 enjoyingandprotectingColorado'snativeplants. Please include author's name and address, Education GaryFinstad 791-3790 TheSocietysponsorsfieldtrips,workshopsand althoughitemswillbeprintedanonymouslyif FFiieellddTSrtiupdsies JMeafrfyDaEwdswaornds 723232--86173538 osttahteerwiadcet.ivitiCeosnttahcrtoutghhe lSooccailetcyh,apatecrhsapatnedr rMeaqcu)estaerde.aAprptriecclieastesdu.bmiPtlteeadsoenidnidsikcsat(eIBwMorodr HMoermtb/eRerssthoirpation ....DMoyrrontahyStUedianlklamp 422862--39387216 ... representative, or committee chair for more processingsoftwareandversion. Publicity JuliaCarlson 752-2738 information. Workshops BillJennings 666-8348 . Number Aquilegia Page 3 1 ANNOUNCEMENTS VOLUNTEER OPPORTUNITY NATIVE PLANTSEED NATIVE PLANT LANDSCAPING PROJECT EXCHANGE TheCityofBoulder'sOpenSpaceDepartmentwillbelandscapingitsnewOperations Ifyou are interested inreceivingalist ofnativeplantseedsthatare available Center this spring and summer with locally obtained native plant materials. The Centerwillshowcasevariouslocalplantcommunities,anddemonstratehowtoobtain forexchange,orifyouareinterestedin collectingseedsforexchange,contact: anduse nativeplants ingardens andlandscapes. Craig Alseike 3256 Salem Street Volunteersareneededtohelpdesign,establishandmaintainthenativegardens. Tasks Auiora, Colorado 80011 will include research, planning, seed and propagule collection, propagation, (303) 366-0587. transplanting weeding salvagingnativeplantsfromconstructionareas anddeveloping , , , interpretivematerials. Ifsufficientinterestexists,thisvolunteergroupcouldevolve into a Regional Native PlantTask Force! The Fort Collins Chapter is already very active inthis area. How aboutthe BoulderChapter? Don’tmissthis opportunitytohelpbuildaneducationalnativeplantgardenthatwe hope will encourage others to appreciate native plants and to think seriously about using native plant materials in their own gardens and landscapes! For more VOLUNTEERS NEEDED information, orto setup aninterview, contact SusanRoss at441-4431 TheColoradoAquariumSocietyisplanning to build a major regional aquarium near 104'*'AvenueandU.S. 36(Denver-Boulder Turnpike)inWestminster.Thefacilitywill Aquilegia beone ofthe largestfreshwateraquariums inthecountry,featuringsimulatedmountain streams, slow moving rivers, and other is printed on regionalfreshwaterhabitats,alongwiththeir inhabitants. Projectproponents expect the 100% recycled paper aquarium toattractas manyasonemillion visitorsperyear.Educational,research,and volunteer programs will be offered to complementprogramsofferedbytheDenver MuseumofNaturalHistoryandtheDenver Zoo. Volunteersareneededtohelpplan,design, install,andcareforanativeplantlandscape ontheaquariumgrounds.Creekandwetland restoration and enhancement projects are plannedforBigDryCreek,whichisadjacent NURSERYINTERN totheproposedfacility.Projectplannersare OPPORTUNITY Oxytropislambertii also soliciting volunteer help in planning Small organic nursery seeks Intern Artist:AnnCooper live botanical exhibits representing plants beginning spring, 1993, and of the Rocky Mountain and other north continuingthroughfall.Allaspectsof temperate and arctic aquatic and related environments.Ground-breakingmayoccur smallnativeplantnurseryoperations- -sales, plant production, record- asearlyasnextsummer,withcompletionby 1996. keeping.BeautifulfarmnearBoulder, Colorado.Housingplussmallstipend. Writeorcall:BobHoward,Hedgerow If you are interested in contributing your Farms, 8328 Valmont, Boulder, CO enthusiasmand/orexpertisetothisexciting project, contact Carol Dawson (303) 722- 80301.(303)666-0253. 6758. Page 4 Aquilegia Volume 17 Natural Heritage Program Seeks Information For Plant Rarity Ranking DRABA GRAYANA GRAY’SPEAKWHITLOW-GRASS The Colorado Natural Heritage Program is attempting to assemble DRABAJUNIPERINA WOODSDRABA W" informationconcerningthestaterarityranks oftheplantslistedbelow. DRABAMACOUNII MACOUNDRABA We are hoping that the botanists in the state may be able to supply DRABASMITHII SMITHWHITLOW-GRASS additional information that we presently don’thave. Ifyou have any DRABASTREPTOBRACHIA COLORADODIVIDE informationorrecommendationsconcerningthespecieslistedbelow,or WHITLOW-GRASS ifyouknow ofsomeonewho does, please phone orwrite to me at the DRABA VENTOSA TUNDRADRABA ERIGERONPHILADELPHICUS PHILADELPHIAFLEABANE address below. Consider the following components: the number of ERIGERONWILKENII WILKENFLEABANE knownpopulations,thenumberofindividualsinthetotalpopulation,the ERIOGONUMLEPTOCLADONvar. SANDBUCKWHEAT extentoftherangeofthespeciesinthestate,thepopulationtrend(stable, LEPTOCLADON declining, etc.), protected populations and degree ofprotection, and ERIOGONUMLEPTOCLADONvar. , EASTWOODSAND threatstothepopulations. Wehopethiscanhelpustoprioritizeourtime RAMOSISSIMUM BUCKWHEAT andresourcesin ordertobestprotecttherareplants ofColorado. ERIOPHORUMGRACILE SLENDERCOTTONGRASS ERIOPHORUMRUSSEOLUM RUSSETCOTTONGRASS SteveKettler-Ecologist/Botanist HABENARJAZOTHECINA ALCOVEBOGORCHID ColoradoNaturalHeritageProgram HACKELIA GRACILENTA MESAVERDESTICKSEED c/oUniv. ofColorado Museum HAPLOPAPPUSFREMMOONNTOICIEssPpH.ALUS SINGLE-HEADGOLDENWEED BHouunltdeerr,11C5,OC8a0m3p0u9-s0B3o15x 315 IISPOOEMTOEPSSIESCHAIGNGORSEPGOARTAAsssspp.. W'EBERI RSPAIBNBYI-TSEPAORRSEDGIQLUIIALLWORT (303)492-4637 MURICATA JUNCUSBRACHYCEPHALUS SMALL-HEADEDRUSH ACORUSCALAMUS SWEETFLAG JUNCUSBREVICAUDATUS NARROW-PANICLEDRUSH ADIANTUMCAPILLUS-VENERIS SOUTHERNMAIDEN-HAIR JUNCUSBRYOIDES MINUTERUSH ADIANTUMPEDATUM NORTHERNMAIDEN-HAIR JUNCUSTWEEDYI TWEEDYRUSH AGASTACHEFOENICULUM LAVENDERHYSSOP LESQUERELLACONDENSATA ALETESMACDOUGALIIssp. MESAVERDEALETES LIATRISLIGULISTYLIS GAY-FEATHER BBEVIRADIATUS LOMATIUMBICOLORvar.BICOLOR WASATCHBISCUITROOT ANEMONERIPARIA WHITE-FLOWEREDANEMONE LOMATIUMBICOLORvar. OREGON BISCUITROOT ARISriDABASIRAMEA FORKTIPTOREE-AWN LEPTOCARPUM ASPLENIUMPLATYNEURON EBONYSPLEENWORT LYCOPODIUMDUBIUM STIFFCLUBMOSS ^ ASPLENIUMRESILIENS BLACK-STEMMED LYSIMACHIA THYRSIFLORA TUFTEDLOOSESTRIFE SPLEENWORT MENTZELIACHRYSANTHA STICKLEAF ASPLENIUMTRICHOMANES- GREENSPLEENWORT OENOTHERAHARRINGTONII ARKANSASVALLEY RAMOSUM EVENINGPRIMROSE ASTRAGALUSANISUS GUNNISONMILKVETCH OXYBAPHUSDECUMBENS GREATPLAINSFOUR-O’CLOCK ASTRAGALUSBODINII BODINMILKVETCH OXYTROPISPARRYI PARRYOXYTROPE ASTRAGALUSPISCATOR FISHERTOWERSMILKVETCH PACKERAPAUCIFLORA FEW-FLOWEREDRAGWORT ASTRAGALUSRAFAELENSIS SAN RAFAELMILKVETCH PEDIOMELUMAROMATICUM PARADOXBREADROOT BOTRYCHIUMCAMPESTRE PRAIRIEMOONWORT PEDIOMELUMMEGALANTHUM LARGE-FLOWERED BOTRYCHIUMMULTIFIDUMssp. LEATHERYGRAPEFERN BREADROOT COULTER! PELLAEAATROPURPUREA PURPLECLIFF-BRAKE BOTRYCHIUMPALLIDUM PALEMOONWORT PELLAEABREWERI BREWER’SCLIFF-BRAKE BOTRYCHIUMPINNATUM NORTHERNMOONWORT PELLAEA GLABELLA SMOOTHCLIFF-BRAKE BOTRYCHIUMSIMPLEX LEASTMOONWORT PELLAEA WRIGHTIANA WRIGHT’SCLIFF-BRAKE, BOTRYCHIUMVIRGINIANUM RATTLESNAKEFERN PENSTEMONBREVICULUS LITTLEPENSTEMON BRAYAGLABELLA ARCTICBRAYA PENSTEMONCYATHOPHORUS MIDDLEPARKPENSTEMON BUPLEURUMAMERICANUM THOROUGHWAX PENSTEMONLENTUS ABAJOPENSTEMON CAREXCONCINNA LOWNORTHERN SEDGE PENSTEMONSCARIOSUS PLATEAUPENSTEMON CAREXCRAWEI CRAWESEDGE PLATANTHERASPARSIFLORAvar. CANYONBOG-ORCHID CAREXLEPTALEA BRISTLE-STALKSEDGE ENSIFOLIA CAREXLIVIDA LIVIDSEDGE POLYSTICHUMSCOPULINUM CRAGHOLLYFERN CAREXPECKII PECKSEDGE POTENTILLAAMBIGENS SOUTHERNROCKY CAREXSAXIMONTANA ROCKYMOUNTAINSEDGE mountaincinquefoil CAREXSCIRPOIDEA CANADIANSINGLE-SPIKE POTENTILLAPALUSTRIS MARSHCINQUEFOIL SEDGE POTENTILLARUPINCOLA ROCKYMOUNTAIN CAREXSYCHNOCEPHALA MANY-HEADEDSEDGE CINQUEFOIL CAREXTENUIFLORA SLENDER-FLOWERSEDGE ROTALARAMOSIOR TOOTHCUP CAREXTORREYI TORREYSEDGE SALIXMYRTILLIFOLIA LOWBLUEBERRYWILLOW CAREXVIRIDULA GREENSEDGE SAXIFRAGAFOLIOLOSA LEAFYSAXIFRAGE CEANOTHUSMARTINII UTAHMOUNTAIN LILAC SELAGINELLASELAGINOIDES NORTHERNSPIKE-MOSS CENTUNCULUSMINIMUS CHAFFWEED SOLIDAGOPTARMICOIDES PRAIRIEGOLDENROD CHENOPODIUMCYCLOIDES SANDHILLGOOSEFOOT STELLARIAIRRIGUA ALTAICHICKWEED CORYDALISCASEANAssp. SIERRACORYDaLIS THAMNOSMATEXANA DUTCHMAN’SBREECHES BRANDEGEI THELLUNGIELLASALSUGINEA SALT-LICKMUSTARD CRYPTOGRAMMASTELLERI SLENDERROCK-BRAKE TOWNSENDIASTRIGOSA STRIGOSEEASTER-DAISY CYMOPTERUSHUMILIS PIKESPEAKSPRINGPARSLEY VIOLAPEDATIFIDA PRAIRIEVIOLET DRABAEXUNGUICUIATA CLAWLESSDRABA VIOLASELKIRKII SELKIRKVIOLET DRABAFLADNIZENSIS ARCTICDRABA WOODSIAPLUMMERAE PLUMMER’SCLIFFFERN DRABA GRAMINEA SANJUANWHITLOW-GRASS ZIGADENUSVAGINATVS ALCOVEDEATHCAMAS , Number Aquilegia Page 5 1 SOMETIMES, ITS NOT NICE TO SHARE followingpoints couldbemade: Mark Gershman Thus, the sale of purple loosestrife Wetlands & Wildlife Coordinator —> Purple loosestrife is an invasive represents a serious threat to wetland City of Boulder perennialintroducedasanornamental habitatandthenativefloraofColorado. plant. Whatelsehasmid-wintertooffertheplant Members of the Colorado Native Plant loverthanforcedbulbs andindoorplants? Ithastakenovervastareasofwetlands Societycanhaveanimpactuponthesaleof Well, there are seed and plant catalogs— throughout the northeast and Great purple loosestrife by giving retailers none more lavishly illustrated than White Lakes states, prompting several state information about the adverse effects that Flower Farm’s spring garden book. governments to declare it a noxious thisplantcanhave. Iencouragemembersto Beautifullycomposedphotographsshowing weed(the catalogindicatesthatitmay contactWhite Flower Farm and any other fields of lilies and lupines reveal an notbe sentto AR, CA, MN, orWI). appreciation for the beauty of plants. However the following passage, when —> Many efforts to control loosestrife in broughttomyattention,mademewonderif those areas ofthe country began after native ecosystems were held in as high theplantwaswellestablished,andcost regardasthe garden. thetaxpayersseveralmillionsofdollars each year. The costs also include the A native species, Lythrum salicaria destruction of thousands of acres of iswidelyestablished. wetlandsimportantashabitatfornative some states have embarkedon plantandanimalspecies, Aquilegia . . . eradicationprograms andprohibit Vol. 16no. 1 formore information.) the sale of Lythrums [purple loosestrife]. Weentirelyrespectthese -> In Colorado, loosestrife populations efforts but are persuaded that the are still relativelyrestricted and most , vast populations of wild plants occuralongthe FrontRange andnear alreadyinplacewillalmostcertainly GrandJunction.Theproximityofthese overwhelmanylocaleffortsaimedat populations to urban areas suggests control. These circumstances are thattheyhaveescapedfromcultivation. not, in our view, occasion for Effective control ismuchmore likely excludingLythrumfromallgardens. to occur in Colorado than in the northeast, butthe introduction ofnew The description continues to advise plantsmakes suchcontrolallthemore deadheading(removingoldfloweringstalks) difficult. because they can and will interbreed with localpopulations. Inresponsetothethreatposedbypurple loosestrife, the state of Colorado has This seems to suggest that White Flower declared purple loosestrife seeds Farm does not see a role for itself in the noxious, and Boulder County has controlofnoxiousexotics. Icalledthefarm declared it a noxious weed. No law, to ask ifthey were aware 1) thatLythrum however, prohibits sale of the plants salicaria is not a native species as the themselves. description stated, and 2) ofthe status of purpleloosestrifeinColorado Mr.Frowline Purpleloosestrifeplantsarecapableof . ahorticulturist, indicatedthatthecompany producing up to 3 million seeds per felt customers should have access to any plant.So-calledsterileplantsproducing % plantssuitableforcultivationinaccordance even1 ofthispotentialcouldresultin with the law. He was unaware of the significantinfestations. situationinColoradoandwasinterestedin hearingmore. He suggested that I write a Although '‘sterile,” the plants sold by ^ letter to the company so that they could White Flower Farm (and others) still considernew information. I in turnwould produce pollen. That pollen helps to liketosuggestthatmembersoftheSociety fertilize the local established writetoMr. SteveFrowline(WhiteFlower populations,potentiallyincreasingtheir Farm, Litchfield, CT, 06759-0050). The vigorand seedproduction. Page 6 AquHegia Volume 17 WORKSHOPS SPRING 1995 - The Colorado NativePlant Society workshop series wasestablishedin 1985 toprovide Bill Jennings to Retire as members with winter-timeactivities when field trips are impossible. CONPS members Workshop Committee Chair! have attended more than 100 workshops over the years. Workshops bring native plant lovers together with a well-informed instructor who may have photographs, herbarium specimens, liveplants, orothermaterialsforhands-onstudy. Theopportunitytoreceive It'sgoingtobeahardacttofollow,butthe one-on-oneinstructionandinformativelectureshasmadetheworkshopseriesoneofthe Colorado Native Plant Society is going to mostpopularNativePlantSocietyprograms.Attendeesneednospecialskillsorbackground; have to find a new workshop committee aloveofplantsandadesireto learn aretheonlyprerequisites Thegoalis todemystify chair. After planning and cooordinating plant identification and to enhance in all of us our enjoyment and understanding of 100 workshops. Bill Jennings, who IS the workshop committee, announced his Colorado’s native flora. retirementattheCONPSboardmeetingon Please mail your registration to Bill Jennings, P.O. Box 952, Louisville, CO 80027. March 13th.WeallagreethatBillhasdone Indicate the workshops for which you would like to register, and include your name, atrulyoutstandingjobbuildingtheCONPS address, and telephone number. Phone registrations will also be accepted (666-8348). workshopprogram. Wehaveallhadmany Registerpromptly asworkshopstendtofillupquickly.Thefeeforeachfull-dayworkshop opportunitiestoenhanceom-understanding is $10forCONPS,membersand$22fornon-members ($10fortheworkshopand$12to andappreciationofColorado'snativeflora jointheSociety).Paymentismadeonthedayoftheworkshop. Abouttwoweeksprior to thanks to Bill's hard work and dedication. theworkshop,registrants willreceiveinformationbymailaboutlocation,time,lunch,and Manythanks,Bill, forajob well done! suggestedreferences or materials to bring to the workshop. Now...all ofthe work ofthe Society gets Ittakesconsiderabletimeandeffortfortheinstructorstoplananddevelopworkshopsand done by volunteer members. If you have fieldtiips.PleaseletusknowhowyouliketheactivitiesofferedbyCONPS.Weneedyour some good organizational and planning suggestionsforfutureworkshopsandtrips.Wealsoappreciatefeedbackonwhether you skills, how about putting them to work as>^ findthem informative andexciting ordulland uninteresting. We'dlike youropinion on the new workshop committee chair? It's a how well we areserving you, our membership, great program—one we'd all like to see continue. Ifyouthinkyou'dliketotakeon CONPS the challenge, contact president, Carol Dawson (303-722-6758) or Bill Jennings (303-666-8348). Go for ADOPT-A-RARE-PLANT PROGRAM DENDROCHRONOLOGY Leaders: Chris Pague, Bill Jennings, and Betsy Neely Location: Lookout Mountain Nature Center near Golden Saturday, April 17, 1993 Leader: Eric Schwab Location: Chatfield Arboretum The Nature Conservancy, Colorado Nature Heritage Program, and the Saturday, May 8, 1993 ColoradoNativePlantSocietyaredevelopingavolunteer-based"Adopt- a-Rare-Plant"programtoassistinmaintainingandupdatingtheHeritage Program's rare plant database, and to provide data for The Nature Dendrochronologyisthescienceoftree-ringdating.When Conservancy's project selection process. At this training session, atreeisoldenough,thepatternofgrowthringscanprovide participants will see photographs and specimens ofsome ofColorado’s information about pre-settlement environments. rarestplants.Techniquessuchasherbariumuse,appropriatecollectionof Dendrochronologistscandeterminenotonlytheageofthe specimens, photography, mapping, habitat description, and field data tree,butcanalsoilluminatesomeofthestressesatreehas collection will be highlighted. After lunch, we will visit a site in faced(fire,insects, crowding,anddrought, forexample). Wheatridge where Spiranthes diluvialis ( a federally protected orchid Tree ring data are used in studies offorest ecology anr* species)hasbeenfound. Evenifyoudonotplanto "adopt" aplant,you paleoclimatology. Inthe classroom, during the morning^ will find this workshop interesting and informative. Searching forrare Eric Schwab will present the methods and uses of plantsistheworld'smostfrustratingoccupation.Theproverbialsearchfor dendrochronology. After lunch, we will take some tree aneedleinahaystackissometimessimplebycomparison.Findoutwhat coresandseewhatwecandeduce.Don'tmissthisunique youneedinyourinformationarsenalbeforeventuringintothewilderness. workshop. Number 1 Aquilegia Page 7 FIELD TRIPS 1993 - SPLIT MOUNTAIN DINOSAUR NATIONAL MONUMENT - Leader; Lynn Riedel Meeting Location; Green River Campground, Dinosaur National Monument, Utah Saturday & Sunday, May 1 & 2, 1993 This trip will focus on rare and endemic plants ofnortheastern Utah and northwestern Colorado. Many of the more common high desert plants will be in flower, as well! Participants will enjoy spectacular scenery along with some exciting botanizing. Lynn RiedelhasconductedbotanicalstudiesforseveralseasonsatDinosaurNationalMonument. Recenttasksincludeimplementationofalong-termmonitoringprogramforrareplants, includingSpiranthesdiluvialis. MeetattheGreenRiverCampground(northeastofJensen,UT) onFridayevening(April 30th) to camp with other participants, or join us at the campground by 9:00 a.m. on Saturday. The trip will conclude mid-dayon Sunday. The drive from Denverto the Utah side ofDinosaurNational Monumenttakes about 8 hours DrivewestfromDenveron1-70toSilverthome TurnnorthonHwy9toKremmling. . . TurnwestonHwy40inKremmling,and followHwy40through Steamboat,Craig, and Dinosaur,Colorado,andthentoJensen,Utah.Ifyougethimgryalongtheway,thereisa terrific bakery/pizza place one block north of the intersection of Hwys 9 and 40 in Kremmling. Turn north at Jensen, Utah, onto Route 149 and follow the signs to the monument entrance (approximately 7 miles from Jensen). Continue past the entrance station4 miles to the GreenRivercampground. Agroup campsitewillbereservedforFridayand Saturdaynights. Individual campsites should also be available. Motel accommodations (Best Western, etc.) are available in Craig, Colorado, andinVernal, Utah. Bringcampingequipment,food,watercontainers,sunscreen,raingear,andclothingfor warmand coldweather. Waterwillbe availableatthe campground. Wewillwalkalong severalshorttrails.Hikingconditionsrangefromeasytomoderatelydifficult.Thelongest distancecoveredonawalkwillbe a2-mileloop. Allwalkswillbewithin about5 miles Toregister,callJeffDawson [722-6758(h) ofthe campground. Roads arepaved orhave awell-graded surface. or740-2793 (o)]. Trip limitis 25 persons. PAWNEE NATIONAL GRASSLANDS wildflower-laden ridges and arroyos along Willow Creek. Your knowledgefromLorraineYeatts’ Astragalusworkshopcanbeput Leaders; Jim Borland and Rick Brune tousehere! WillowCreekisalsohometooneofColorado'smost Meeting Location; To be announced colorful fish, theplains topminnow, and some snapping turtles. Saturday & Sunday, June 5 & 6, 1993 We will camp Saturday night, possibly ataremote location. On Wewillfirstvisitaclay-barrensplantcommunitytoseeanunusual Sunday, wewillvisitPawneeButtes,“luckyferns,”andabuffalo landscape dotted with pulvinate (bowling bail shaped) plants. wallow.Furtherdetails,includingmeetingplaceandtime,amap, From there,aone-milewalk willtakeustoanareawherewewill and instructions will beprovided to tripregistrants. glimpsealpine feverfew {Bolophyta alpina). Mountain plover, a bird species on the candidate list for possible threatened or Toregister,callJim(922-4716)orRick(238-5078)beforeMay17. endangeredstatus,isalsofoundinthisarea.Later,wewillexplore AfterMay 17, call JeffDawson (722-6758). Trip limitis 20. Page 8 Aqiiilegia Volume 17 N0TE6 FIELD A DIFFERENT KIND OF WINTER BOTANY Carolyn Crawford I have been involved with the Adopt-A- Then,asluckwouldhaveit,Ifoundanother For those interested injoining the search, Rare-Plantproject forthe last three years, populationonMarch8,1993,ontheDaniels Smilaxhas also been foundinthe Boulder studying Smilax lasioneuron Hooker Park Road in Douglas County, in another area, in Coal Creek Canyon, on Lookout (carrion flower or greenbrier), a vining areathathadappeared,inawarmerseason, Mountain, inRoxborough StatePark,near speciesrelatedtothelilies. Thespecieshas tobepromising habitat. Elbert in the Black Forest, near Palmer carriedastatus ofG?S2withthe Colorado Lake, on the U.S. Air Force Academy NaturalHeritage Programfor anumberof Twodayslater,afterleavingtheherbarium grounds, and in Cheyenne Canyon near years,meaningthatovertheentirerange(G atColoradoStateUniversityinFortCollins, Colorado Springs. forglobal) its status is not clear (?), but in Iwas feelingserendipitous. Headingwest Colorado (S for state) there are fewerthan out ofFort Collins, 1 thought I’d see if I OutsideofColorado,Smilaxlasioneuronis 20 knownpopulations (1 =mostrare). could find a Larimer County site. Smilax widespread in the upper Midwest and hasn’t been collected in that county in 65 southern Canada, reaching south on the Smilax lasioneuron is a dioecious species years. About 2 1/2 miles up Rist Canyon west side ofthe plains into Colorado. In (separate male and female plants) which fromBellvue,Ieasilyfoundmymostrecent Wyoming, it is known from Laramie, dies back each fall and restarts new vines population. Onlyafewplants were found, Converse, Sheridan, and Crook Counties. fromgroxmdleveleachspring. Ourspecies butthesewere obvious fromthe road. The species cannottoleratethe driestparts iswoodyenoughthatthedeadvinespersist ofthe Great Plains. Along the Colorado in the winter, often with the bluish-black One usually does not think of making Front Range, the plantcanbe found atthe fruit still onthem. The pale bumt-sienna- voucherspecimensinthemiddleofwinter, mouthoffoothillscanyons,associatingwith,^ colored leaves (after frost) do not fall but but I will be doing just that. The dried theaforementionedGambeloak,hawthorn, remain on the vines, leaving them quite leaves, stem, and fruits will be pressed in and chokecherry thickets. For those who conspicuousinthe Gambeloak,hawthorn, theirwintertimeconditionandthesiteswill hunger forwinterbotanizing ofadifferent andchokecherrythickets,whichbylatefall bere-verified duringthe summer. type,thisisdefinitelytheplanttolookfor! are usually defoliated. Smilax does put up considerablegrowthstartinginMay,butby then the oak and hawthorn thickets are so densewithfoliagethattheSmilaxisalmost impossible to see, evenup close. Since the 26thofDecemberoflastyear, I have discovered five imdocumented sites, four ofwhich are new state records. The fifth site, in Castlewood Canyon, was discoveredbyRonAbbottandJeffUhlich, although specimens have not yet been deposited in a herbarium. I found this populationindependentlyonDecember26. I found additional populations in Jarre Canyon(DouglasCounty)andinDeerCreek Canyon (Jefferson County) on December 27. 1 had expected to find plants at both sites,butwastmabletoseethemduringthe summer. I have been back to these sites morerecentlyandtheJarreCanyonsiteisa largevigorouspopulation—severalhundred plantsquitevisible from avehicle at 20 to 30 MPH! cm 1 Number 1 Aquilegia Page 9 WORKSHOP REPORT Showy Monocots I Led by Jennings Bill Report by Karin Sundquist Calochortusgunnisonii Artist:AnnCooper SHOWY MONOCOTS I lived up to its instructive in the details and habits ofthe Finally,Billgavetheworkshopparticipants name. This workshop was led November lilies portrayed. We were able to really a lily list for Colorado and the key he has 14-15 at the Denver Botanic Gardens by enjoy the splendors of such plants as the developedforLihaceaeandrelatedfamilies. BillJennings,withatotalof28participants. sandlily(Leucocrinummontamm),thealp We were able to use the key to work on The workshop opened with shdes oflilies lily(Lloydiaserotina) thewoodlily(Lilium identifying herbarium specimens. At the , andrelated families in Colorado, It would philadelphicum), and the glacier lily riskofbeingbannedfromtheherbariumfor beeasytotaketheselovelyandinformative (Erythroniumgrandiflorum) nottomention totallackofrespectandappreciation,Imust , pictures forgranted. Afterall,thesearethe the mariposa or sego lily (Calochortus point out that working with squashed and plantswecametostudyandweexpectedto gunnisonii).Billalsoshowedslidesofsimilar faded plants is always frustrating. see pictures of them. But it is a little lihes inother states. Nonetheless,thekeyworkedquitewelland staggering to realize that Bill found these we were able to fine-tune a few details in plantsintheirColorado sitesandmanaged Inadditiontotheslides.Billsharedwithus usingitontheplantsathand.Thekeyuses togettothemwhiletheywereinbloom(and some guides to the classification oflilies, Weber’s classification from the Colorado whiletheweatherpermittedphotography). comparing the systems used by different Flora,butis less daunting (forthenovice) ^ Even the yellowbells (Fritillariapudica), authors. These guides helped make the thanhiskeytotheMonocots,soitwouldbe which was well past its prime when he various classifications seem less arbitrary quite helpful in the field. All in all, an photographedit,gaveonearealsenseofits tome.Theycouldalsobehelpfulontripsto enjoyable andrewarding workshop. true color in the pictures we were shown. areas where the local floras employ an And the rest of the slides were quite xmfamiliarsystem. Note: Copies ofall handoutsare availablefromBillJennings (666-8348). FOR YOUR LIBRARY Roberts Rinehart Publishers recently places where they live.” In his revised liststheelevationsandlifezonesoftowns, announcedthe publicationofneweditions edition, Williams maintains the simplicity peaks, passes and parks in the Rocky oftwo popular books onRocky Mountain and clarity of Nelson’s keys, but adds a Mountain region, from alpine to plains. native plants. Ruth Ashton Nelson’s numberofspecieslikelytobefoundwithin Within each life zone section, the author Handbook ofRocky Mountain Plants has the book’s range. Williams has honored providesanoverviewoftheplantsnativeto beenrevisedbyRogerWilliams, authorof RuthNelson’swishtoprovidepopularnames thatparticularaltitude. Abriefdescription therecentbiographyofAvenNelson,Aven fornativeplantspecies,butencouragesthe ofeach plant lists size, color, shape, and Nelson ofWyoming. The ninth edition of reader to accept the precedence of Latin common locations in which it is found. another old favorite, M. Walter Pesman’s names inthekeys. Detailedlinedrawingsinthemarginsfurther MeettheNatives, is nowavailable. helpreaders to identifyplants. Designed to aid the amateur plant lover, In the first edition oftheHandbook, Ruth Meet the Natives: The Amateur’s Field Both books are available at a discount to Nelson addressed her book to “outdoor Guide to Rocky Mountain Wildflowers, CONPSmembers.ContactVelmaRichards people who are neither botanists nor even Trees, andShrubshelps identify over four (303)794-5432oryourchapterpresidentto y naturalscientists,butwhowouldliketobe hundredplantspeciesintheRockyMountain purchase a copy. abletoidentifythewildflowerstheyseeon region. This easy-to-use field guide is theirmountainexcursionsandbeencouraged organizedbylifezones,colorofflower,and to acquire some interesting, non-technical season of bloom. For quick reference, a informationaboutplantsingeneralandthe detailedchartatthebeginningoftheguide Page 10 Aquilegia Volume 17 NATIONAL FORESTS PLAN WEED CONTROL Chapter News Boulder Chapter Janet Coles Colorado Natural Areas Program April 13: PlantingNatives for Birds, Butterflies,andOtherWildlife The Grand Mesa, Uncompahgre, and Gunnison National Forests are seeking public David Leatherman, an entomologist with commentonthemanagementofnoxiousweedsandotherundesirableplants. Theywill theColoradoStateForestService,willgive incorporatethe commentsintoanEnvironmentalAnalysis whichwilladdressaspectsof us some ideas for using native plants to integrated weed control and infestation prevention. The plan will target a number of enhance the value of our landscapes for aggressive exotic weedy species which degrade ecosystems in good health, but is also wildlife. April is a good time to begin aimedtowardnative species—mulesear,lowandtalllarkspur.‘aidbigsagebrush—whose thinking aboutthis! abundance generallyindicates ahighly disturbed ecosystem. May 11: SpringPicnicandWildflower Integratedweedmanagementisarealisticandprogressiveethicwhichseekscontrolrather Walk thaneradicationofweedyplants. Techniquesemployed incontrolinclude fire,mowing MeetattheChautauquaRangerCottageat or chopping,the use ofchemicalherbicides, andlimiting grounddisturbance. 6:30p.m. Bring dinnerandan appetite for signsofspring in the Chautauquameadow Inaddition,theNationalForestswillconsidercoordinatingactivitieswithotheragencies flora! andprivate landowners, establishing“weed-free”areas,promotingpublicawarenesson issuesrelatedtoweedsandweedcontrol,andlimitingtheriskofnewinfestationscaused MonthlymeetingsareheldfromSeptember by the importofcontaminatedmaterials such asroad fill. through April on the 2nd Tuesday of the month at 7:15 p.m. in the Boulder Public One aspectofcontrol leftoutofthe hstofoptions istherole ofgrazingmanagementin Librarymeetingroom, 11thandArapahoe, theproliferationof“undesirable” native speciessuchasbigsagebrush,thelarkspursand unless otherwise noted. For information, mulesear. Thespeciesmentionedaboveareunpalatableorpoisonoustolivestockandtend callBetsyNeelyat443-8094orElaineHill toincreaseinasystemthatexperiencesheavygrazing, aspalatablegrassesareremoved. at494-7873. Controllingsagebrushistreatingthesymptomratherthanaddressingthesourceproblem, whichis generallythatgrazingpressure is toogreatto allow grasses toregrow. Fort Collins Chapter The Forest Service hopes to publish a draft Environmental Assessment by April 1. Questions and comments may be addressedto Robert Storch, Forest Supervisor, Grand April 1: Exotic Willows Mesa,UncompahgreandGunnisonNationalForests,2250Highway50,Delta,Colorado, Patrick Shafroth, a graduate student at 81416,303/874-7691. Colorado State University, will discuss aspects of the life history of crack willow {Salix X rubens Schrank) and the golden osier willow {Salix alba var. vitellina) in Colorado.Theseexoticwillowshavebecome established in many Front Range riparian HORTICULTURAL N0TE6 areas. May 5: Riparian Vegetation and Natural Disturbance Jonathan Friedman, a graduate student at theUniversityofColorado,willdiscussthe Prunus virginiana (chokecherry) cultivars and varieties role of natural disturbance in riparian Jim Boriand vegetation change in the high plains of Colorado. AnyoneinvolvedinhorticultureinColoradoknowsthattheindustryherereliesagreatdeal onthehorticulturalproductsofotherstatesandthat,asaresult,wearesomeofthelastin MonthlymeetingswillbeheldthroughMay thecoxmtrytotestandfinallyaddanewplanttotheexistingpaletteoflandscapeplants. at7:00p.m.inthelargeconferenceroomat Thefactthatthissituationismadenecessarybywhatisconsideredtobeourratherhostile the headquarters for the Rocky Mountar climateandsoilswouldseemtobodewellfortheacceptanceofourownclimate,soiland Station/Arapaho-RooseveltNationalFores^^ time-testednativefloraforthesepurposes. But,suchhasnotbeenthecase,oratleastthis 240WestProspect.Theconferenceroomis acceptancehas beenvery slow ingaining anysignificantgroimd. adjacenttothe frontpatio.Note:thedayof the month varies, so mark your calendar! continuedonpage 11 Forinformation, callMikeScottat226-9475.

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