New species of the fern genus Elaphoglossum from Mesoamerica

15 Pages·1992·11 MB·English

by  John T Mickel

New Species ol the Fern Genus Elaphoglossum from Mesoamerica
John T. Mickel
New York Botanical Garden, Bronx, New York 10458, II.S.A.
Abstract. 01 the I 18 species of Elaphoglossum liptic, chartaceous, base cuneate, apex rounded to
treated in the flora of Mesoamerica, 33 were de¬ acute; veins evident, 2 mm apart, at 45-55° angle
termined to be new and are described here. In ad¬ to costa; hydathodes evident as orange dots; lamina
dition, one new variety is described and one variety scales 3-4 mm long, scattered, spreading, subulate,
is raised to species rank. hairlike, orange-tan, entire; fertile leaves shorter
than the sterile; petiole Vfc-34 the fertile leaf length;
Elaphoglossum is a large anil taxonomically dif- fertile lamina elliptic, ca. 2.5 times longer than wide,
ficult genus of wet tropical regions. Fee (1845) and base and apex rounded; intersporangial scales lack¬
Christ (1899) published major treatments of the ing.
genus, treating 105 and 142 species, respectively.
Distribution. Wet forests; 1,500-2,400 m.
Today there are thought to be ca. 600 species. Since
the turn of the century many additional collections Earatypes. CoSTA RlCA. CARTACO: Cerro de La Car-
have been made, but until recently there have been pintera, Standley 34327 (US). SAN JOSE: Finca La Cima,
above Los Lotes, N of El Copey, Standley 42659 (IIS).
no usable treatments for their identification. While
Panama. CHIRiptU: Bajo Grande, Cerro Punta, Caballero
preparing a treatment of Elaphoglossum for E/ora
178 (US).
Mesoamericana, a number of previously unde¬
scribed species were distinguished. Of I 18 species This species differs from E. hieracioides Mickel
in the flora, 33 species and one variety are new, a in having evident hydathodes, but resembles it in
figure consistent with the recent regional treatments the elongate, longitudinally folded fertile lamina.
of Mexico (19 newr of 45; Mickel, 1980, 1981, 1 here seems to be considerable variation in the
1988, 1992; Smith, 1975), Venezuela (35 new of abundance of glandular hairs, from dense to lacking.
101; Mickel, 1985, 1990b, 1991b), anil Peru (51 The species is named in honor of William R.
new ol 122; Mickel, 1990a, 1991a). Gradually a Anderson, who completed outstanding studies of
clearer understanding is emerging of the genus, the hlaphoglossum in Hawaii and Jamaica.
species and species groups, and overall character
diversity. Several species complexes remain unre¬ Elnphoglossum atrobarbatum Mickel, sp. nov.
solved. and more collections and detailed studies are TYPE: Panama. Panama: Cerro Jefe, Valdes-
needed. Most of the species in Flora Mesoameri¬ pino & Aranda 167 (holotype, NY; isotype,
cana (all but 1 I of the 1 18) will be treated also in UC).
Lellinger’s pteridoflora of Costa Rica-Panama Cho-
Frondium squamis longissimis capilliformibus nigris
co, together with illustrations.
necnon frondibus fertilibus abbreviatis praestans.
Eluphoglossum andersonii Mickel, sp. nov. Epiphytic; rhizome 3-4 mm diam., compact, hor¬
TYPE: Costa Rica. San Jose: near Quebradillas, izontal; rhizome scales 4-7 mm long, linear, orange-
about 7 km N of Santa Maria de Dota, Standley tan, dull, entire, spreading; leaves 7-20 cm long,
42932 (holotype, US). approximate; phyllopodia lacking; petiole '/-%( '/>)
the sterile leaf length, tan; petiole scales 4-7 mm
Ah E. hieracioide frondibus majoribus longius stipitatis
long, dense, subulate, hairlike, black, lustrous, den¬
textura tenuioribus necnon hydathodiis manifestis abstat.
ticulate, spreading; sterile lamina 5-14 cm long,
Epiphytic; rhizome 2 3 mm diarn., compact; rhi¬ 1.4-2.3 cm wide, elliptic to lanceolate, chartaceous,
zome scales 3-5 mm long, linear, orange-tan, lus¬ base rounded to broadly cuneate, apex acute; veins
trous, entire; leaves 8 17 cm long, approximate; obscure, at 65° angle to midrib; hydathodes present;
phyllopodia lacking; petiole the sterile leaf length, lamina scales 4 8 mm long, black, lustrous, dentic¬
tan, flattened; petiole scales 2.5 4 mm long, linear, ulate, spreading; fertile leaf shorter than the sterile;
entire, orange-tan, subulate, spreading, mixed with petiole % ol fertile leaf length; lamina narrowly el¬
scattered to dense glandular hairs at petiole base; liptic, 6-9 mm wide, broadly cuneate, apex acute
sterile lamina 4-8 cm long, 1.3—1.7 cm wide, el¬ to obtuse; intersporangial scales 3-8 mm long, liair-
Novon 2: 368 382. 1992.
Volume 2, Number 4 Mickel 369
1992 Elaphoglossum
like, subulate, black, lustrous, inconspicuously iole lA-lA of sterile leaf length, tan to brown; petiole
sparsely denticulate. scales 1.5-2.5 mm long, sparse, tan (to black at
petiole base), entire; sterile lamina 15 25 cm long,
Distribution. Wet forests; 100-1,000 m.
3.4-5 cm wide, elliptic, chartaceous, base attenuate,
Paratypes. Panama. CHIR1QUI: ca. 0.5 km E of Cerro apex acuminate; veins evident, 2 mm apart, at 60°
Pate Macho, headwaters of Rio Palo Alto, Knapp et al. angle to costa; hydathodes present; lamina scales
2109 (CR). cocle: Cerro Gaitel above F.I Valle, Miller et 2-3 mm long on surface, 3 mm long on margin,
al. 788 (MO); Comarca de San Bias, Cerro Obu, Nevers
scattered on both surfaces, linear, orange-tan, dull,
et al. 8082 (MO). PANAMA: Cerro Jefe, Stimson 5418
(NY), Tyson 3599 (MO, TTC), van der Werff & van entire; fertile leaf slightly shorter than the sterile;
Hardeveld 6950 (MO, NY, UC), Porter et al. 5079 (MO), petiole % of fertile leaf length; fertile lamina elliptic,
Folsom 3836 (MO), Dressier 3164 (TTC), l aldespino base attenuate, apex acute; intersporangial scales
& Aranda 122 (MO), 211 (MO, NY), 220 (MO, NY),
ca. 1 mm long, rare, orange-tan, linear, dull.
Churchill 3951A (MO); headwaters of Rio Chagres, Rio
Esperanza, and Rio Piedras, de Nevers 4073 (MO).
Distribution. Wet forests; 1,500-1,900 m.
Elaphoglossum atrobarbatum is distinguished by
Paratypes. Panama. CHIRIQUI: vicinity of Fortuna Darn
the long, black, hairlike lamina scales and short in valley of Rio Chiriqui, Croat 66563 (MO), l aldespino
fertile leaves. It resembles E. lanceiforrnc somewhat 1179 (NY).
in lamina shape, but in E. atrobarbatum the scales
This species resembles E. papillosum (Baker)
are longer and are black, rather than orange-brown.
Christ in lamina shape and white patches, but is
The specific epithet comes from the Latin, ater,
distinct in the scattered, orange, petiolar and laminar-
black, and barba, beard, referring to the long, black,
scales (rather than sparse, minute, black scales).
subulate laminar scales.
Elaphoglossum brenesii Mickel, sp. nov. TYPE:
Elaphoglossum auripilum Christ var. longi- Costa Rica. Puntarenas: 5 km S of San Vito
pilosuin Atehortua, var. nov. TYPE: Costa de Java, vicinity of Finca Wilson, Seiden¬
Rica. Puntarenas: 5 km S of San Vito de Java, schnur 180 (holotype, NY).
Finca Wilson, Lloyd 4242 (holotype, NY).
Ab F. cuspidato laminae squamis lanceolatis laxe dis-
A var. auripilo fronde sterili lineari-lanceolato (nec positis, costae squamis angustis pallidis et lamina apice
oblanceolato), stipite dense (nec dissite) squamoso, squam- acuta divergens.
is 3-6 mm longis aurantiacis vel rubro-aurantiacis (nec
1-3 mm brunneo-aurantiaco) divisa. Epiphytic; rhizome 3-6 mm diam., compact; rhi¬
zome scales 3-6 mm long, linear, dark reddish brown,
Phis variety is most readily distinguished from lustrous, ciliate-denticulate; leaves (10—)1 7—48 cm
variety auripilum by the more abundant, longer
long, approximate; phyllopodia present, indistinct;
scales on petiole (3—6 mm vs. 1-3 mm long) and petiole % ~Vi of sterile leaf length, tan to orange;
lamina (2-3 mm vs. 1.5-2 mm long).
petiole scales 3-7 mm long, dense to scattered, some
Distribution. Wet forests; 1,000 1,800 m. linear, 3-7 mm long, dark, spreading, most ap-
pressed, to 0.5-1 mm long, pale with dark teeth
Paratypes. Costa Rica. COCOS ISLAND: Fournier 351 and central streak, lanceolate to orbicular; sterile
(NY), Gomez 3347 (NY), puntarenas: San Vito, Finca
lamina (8-)13-30 cm long, 1.4-2.5 cm wide, lin¬
Wilson, Lloyd 4226 (NY), 4227 (NY), Mickel 3098
(NY), Seidenschnur 131, 132, 135, 161, 185 (all NY), ear-elliptic, chartaceous, base cuneate, apex acu¬
McAlpin 85-71 (F), Raven 21966 (F). san josk: Gomez minate; veins obscure, ca. 1 nun apart, at 70° angle
et al. 22964 (MO, NY). to costa; hydathodes lacking; abaxial lamina scales
1 -2 mm long, lightly imbricate, some lamina visible,
Elaphoglossum boquetense Mickel, sp. nov. linear-lanceolate, light orange, ciliate-denticulate,
TYPE: Panama. Chiriqui: Boquete, Cerro Hor- with darker point of attachment, costal scales 2-3
queta, Dwyer & Hayden 7706 (holotype, NY; mm long, linear, ciliate-denticulate, paler than other
laminar scales, with dark teeth and point of attach¬
isotype, MO).
ment, often with dark red-brown lustrous teeth; ad-
Ab E. papilloso laminae stipitisque squamis aurantiacis axial scales linear-lanceolate to orbicular, pale or¬
distat.
ange, costal scales as abaxially; fertile leaves slightly
Epiphytic; rhizome 4-5 mm diam., compact, hor¬ longer than the sterile; petiole % of fertile leaf length,
izontal; rhizome scales 1-2 mm long, linear, black, usually dark; fertile lamina linear-elliptic, base broadly
lustrous, slightly denticulate toward apex; leaves 28- cuneate to rounded, apex acuminate; costal scales
40 cm long, approximate; phyllopodia lacking; pet¬ 1-1.5 mm long, pale with reddish brown to black
370 Novon
lustrous point of attachment, linear-lanceolate, ap- ially glabrous; fertile leaves much shorter than the
pressed; intersporangial scales lacking. sterile ('/-*/, the length); petiole Vu-l/s the fertile leaf
length; fertile lamina 1.2-1.8 cm wide, narrowly
Distribution. Wet forests; 500-2,500 m.
elliptic, attenuate at both ends, sparse dark scales
Paratypes. Costa Rica, alajuela: ca. 20 km N of on petiole and costa; intersporangial scales lacking.
San Ramon, Moran 3235 (MO); NW end of Finca Los
Ensayos, Buena Vista de Zarcero, Judziewicz 4391 (WIS). Distribution. Wet forests; 800-1,000 m.
caktaco: La Estrella, Standley 39261 (LJS); Santa Maria
tie Dota, 50 mi. S of Cartago, Stork 2970 (LJS). guan- Paratypes. Panama. PANAMA: Cerro Jefe, Dressier
ACASTE: Parque Rincon de la Vieja, Hacienda Santa Maria, 3163a (TTC), 3163b (TTC), Churchill 3952 (MO), Ty¬
llcrrcra 733 (F, MO, UC); Rio Chiquito de Tilaran, llaber son 1001 (TTC), Porter et al. 5078 (MO), Folsom 3833
& Hello 5158 (MO). HEREDIA: Virgen del Socorro Rio (MO), Moran 3285 (MO), Croat 43572 (MO), l aldes-
Sarapiqui-Cariblanco, Chacon & Herrera 1162 (LJC). pirio et al. 194 (NY, UC).
PLNTARENAS; foothills of the Cordillera de Talamanca,
between Agua Caliente and the Rio Canasta, Davidse et This species is similar to E. doanense Gomez in
al. 28348 (MO). SAN JOSF.: ca. 7 km N of San Rafael de the sterile leaf size and short petiole, but that species
Heredia on Volcan Barba, Lellinger 662 (MO); Pan Amer.
has large, pale, ovate, appressed petiole scales, pale
llwy. to San Isidro de General, Lloyd 4248 (NY). Pan¬
rhizome scales, longer fertile leaves, and no tri-
ama. CHIR1QUI: vie. of El Boquete, Maxon 5034 (US);
Distrito de Bugaba, road Volcan Santa Clara, van der chomidia.
II erff t£ Herrera 7058 (MO). COCLE: El Valle Mesa, 5.6 1 he name alludes to the very short petiole.
km along mesa road from main road in El Valle, Folsom
3887 (MO), panama: Distrito Capira, Cerro Campana,
van der IVerff& Herrera 6214 (MO), veracuas: between Elaphoglossum caricifolium Mickel, sp. nov.
Escuela Agricola Alto Piedra and Rio Dos Bocas, Croat TYPE: Panama. Chiriqui: Cerro Colorado, 50
2589a (MO). km N of San Felix on the Continental Divide,
Mori & Dressier 7890 (holotype, NY).
Elaphoglossum brenesii is distinct from E. pa-
leaceum (Hook. & Grev.) Sledge by the dark red Ab h. ciliato (C. Presl) T. Moore lamina lineari, stipite
central point of attachment of linear-lanceolate scales gracili, phyllopodiis brevibus abstans.
on costa and often by round, fringed abaxial scales,
Epiphytic, epipetric, or terrestrial; rhizome 1.2
rhe former is similar to E. cuspidatum (Willd.) T.
2 mm diam., short- to moderately creeping, resinous,
Moore in tbe dark-centered laminar scales, but there
black, or with scales ca. 1 mm long, linear-lanceo¬
are some to many abaxial lanceolate scales, the
late, sclerotic, lustrous brown, entire; leaves 12 42
costal ones often very pale with dark teeth.
cm long, approximate to 2 mm apart; phyllopodia
The species is named in honor of Alberto M.
0.3-0.6 cm long; petiole /w~'/\ of sterile leaf length,
Brenes, collector of plants in the vicinity of San
orange to brown; petiole scales ovate, brown, scle¬
Ramon, Costa Rica.
rotic proximally, substellate, orange-tan distallv, or
lacking, or reduced to resinous dots; sterile lamina
Elaphoglossum brevissimum Mickel, sp. nov.
1 1-35 cm long, 0.5-1.2 cm wide, linear, charta-
TYPE: Panama. Panama: Cerro Jefe, I aldes-
ceous, base and apex attenuate; veins obscure, ca.
pino & Aranda 130 (holotype, NY; isotype,
1 mm apart, at 65-70° angle to costa; hydathodes
MO).
lacking; lamina indument adaxially of scales ca. 0.5
Ab E. doanensi frondium fertilium stipite brevissimo mm long, substellate, orange-tan to white with age,
differt. more abundant near the margin, abaxial surface with
resinous dots, abaxial costa with scattered ovate
Epiphytic; rhizome 4-5 mm diam., short-creep¬
scales ca. 0.5 mm long; fertile leaves slightly shorter
ing; rhizome scales ca. 5 mm long, linear-lanceolate,
than or equaling the sterile; petiole V3-V2 the fertile
tan to dark brown mixed together, lustrous, sub¬
leaf length; fertile lamina 4-7 mm wide, linear,
entire, with an occasional process; leaves 24-37 cm
attenuate at base and apex, with scattered orange
long, 12 mm apart; phyllopodia lacking; petiole
to black, minute (0.2 0.3 mm long) scales adaxially;
5 of sterile leaf length, tan; petiole scales 1-3
intersporangial scales lacking.
mm long, sparse, dark, sclerotic, with processes;
sterile lamina 22-35 cm long, 3.5-6.2 cm wide, Distribution. Wet forests; 1,000 2,000 m.
narrowly elliptic, coriaceous, attenuate at both ends;
veins obscure, ca. 1 mm apart, at 80° angle to costa; Paratypes. Costa Rica, alajuela: Monteverde Re¬
serve, Rio Penas Blancas, Bello 979 (MO). GUANACASTE-
hydathodes lacking; abaxial lamina surface with
ALAjliELA: slopes of Miravalles, above Bijagua, Gomez et
scattered minute stellate trichomidia, abaxial costa al. 19159 (MO, UC). puntarenas: valley of Rio Coton
base with a few scattered scales as on petiole, adax- between Sitio Coton and Sitio Tablas, Davidse 24472
Volume 2, Number 4 Mickel 371
1992 Elaphoglossum
(MO); upper slopes of Cerro Buru, Davidse 23806 (MO). Davidse et al. 28790.4 (MO). Panama. Cerro Tute,
san JOSE: vie. of Santa Maria de Dota, Standley 43452 Thompson et al. 8850 (MO).
(US). Panama, bocas dei. toro: Oleoducto Road, 2 km
NE of Continental Divide, Churchill et nl. 4934 (MO). Elaphoglossum caroliae is distinguished by the
CHIRIQUI: El Respingo, Cerro Punta, Chavarria 38 (US); orange scales of the rhizome and leaf, lustrous lam¬
Fortuna, Correa et al. 2179 (US); Cerro Colorado, 50 inar surface, and rounded lamina base. There is
km N of San Felix on Continental Divide, Mori & Dressier
considerable variation in the abundance of scales on
7890 (US); El Boquete, Common 853 (UC, US); end of
the petiole and lamina, and even among the spo¬
road past Palo Alto, ca. 4.5 mi. NE of Boquete, Hammel
7358 (MO); Cerro Hornito, Croat 6 7973 (UC); E of main rangia.
camp at dam site, Folsom et al. 5461 (UC); Distrito de The species is named in honor of my wife, Carol
Bugaba, Santa Clara, van der Werff & Herrera 7172
.1. Mickel.
(MO, NY, UC). VERACUAS: Cerro Tute, Thompson et al.
8850 (MO).
Elaphoglossum christianeae Mickel, sp. nov.
Elaphoglossum caricifolium is distinguished by TYPE: Panama. Panama: 4.5 km N of Lago
the slender, naked to resinous-scaly rhizome, linear Cerro Azul by road, Nee 7010 (holotype, NY;
lamina, and short phyllopodia, but is variable in the isotypes, MO, UC).
scaliness of the rhizome and leaf.
Rhizomatis squamis elongatis aurantiacis, laminae
The name refers to the sedgelike leaves. squamis sparsis dissectis aurantiacis praestans.
Epiphytic, rarely epipetric; rhizome 4-6 mm
Elaphoglossum caroliae M ickel, sp. nov. TY PE: diam., compact; rhizome scales 7-13 mm long, lin¬
Costa Rica. Volcan Barba, 7,800 ft., Idoyd ear-lanceolate, orange-tan, dull, entire with occa¬
4138 (holotype, NY). sional hairlike processes; leaves 10-32 cm long,
approximate; phyllopodia present; petiole 0“
Ab E. smithii (Baker) Christ lamina latiori basi rotun-
3 cm) of sterile leaf length, stramineous to tan;
data differt.
petiole scales 1-2 mm long, scattered, spreading,
Epiphytic; rhizome 4 6 mm diam., compact; rhi¬ linear, lacerated with narrow processes, orange to
zome scales 4-5 mm long, lanceolate, reddish brown brownish black, dull; sterile lamina 10-29 cm long,
to red-orange, lustrous, denticulate, spreading; leaves 1.4 1.8 cm wide, narrowly elliptic, coriaceous, base
10-33 cm long, approximate; phyllopodia lacking; attenuate, apex acuminate; veins obscure, ca. 0.8
petiole Vi-Vs the sterile leaf length, stramineous; mm apart, at 75° angle to costa; hydathodes lacking;
petiole scales 3-4 mm long, scattered to dense, lamina scales 1 mm, scattered (dense at base) on
lanceolate to subulate, orange, dull, denticulate, costa and lamina, deciduous on adaxial surface, highly
spreading; sterile lamina (4-)7-14 cm long, 2-5 dissected, substellate, orange, dull; fertile leaves lon¬
cm wide, lanceolate, chartaceous, base rounded, apex ger or shorter than the sterile; petiole lA the fertile
caudate; lamina scales ca. 5 mm long on costa, 2- leaf length; fertile lamina linear-elliptic, Vi as broad
3 mm long on margin, sparse to rare, subulate, as the sterile; intersporangial scales lacking.
orange, dull, spreading; veins evident, 1.5 2 mm
Distribution. Wet forests; 0 700 m.
apart, at 70° angle to costa; hydathodes present;
fertile leaves shorter than the sterile; petiole 3A the Paratypes. Costa Rica, puntarenas: Osa Peninsula,
fertile leaf length; fertile lamina lanceolate, base 9 km N of Rincon de Osa lumber camp, Lloyd 4154
(NY), 4256 (NY); top of ridge just N of OTS station,
rounded, apex acute to mucronate; abaxial costa
Lloyd 4164 (NY): ridge W of Rincon de Osa, Seiden-
glabrous or with scales 3-5 mm long, scattered, schnur 57b (NY), 60 (NY), 61 (NY); at OTS field station,
linear, hairlike; intersporangial scales 2 mm, orange- Seidenschnur 103 (NY), 117 (NY); near airfield, ca. 4
tan, hairlike, or lacking. mi. W of Rincon de Osa, Burger & Stolze 5484 (F).
Panama, canai. zone: near Madden Dam, Alston 8903
Distribution. Wet forests; 1,200-2,600 m. (CR). DARIEN: Parque Nacional del Darien, Estacion Ran¬
cho Frio at N base of Cerro Pirre, de Nevers et al. 8262
Paratypes. Costa Rica, cartaco: La Carpintera, Tor¬ (MO). PANAMA: Rio La Maestra, Allen 39 (LIS).
res 120 (US), Standley 34433 (US); Santa Clara de
This species is distingished by the long, orange
Cartago, Lankester 898 (US); San Cristobal-El Tejar
rhizome scales and the slender lamina with scattered,
road. Stork 2236 (UC). HEREDIA: Cerros de Zurqui, NE
of San Isidro, Standley & I alerio 50361 (US). SAN JOSE: orange, highly dissected abaxial scales.
ca. 10 km N of San Rafael de Heredia on Volcan Barba, The species is named in honor of Christiane S.
Mickel 2656 (NY), 2677 (NY), 3023 (NY); Volcan Bar¬ Anderson, who made many valuable collections of
ba, Brade 545 (NY), Lloyd 4140b (NY); San Cristobal
Elaphoglossum m Costa Rica and who co-authored
road, Danielson (Stork no. 2545) (UC, MICH). LIMON:
Cordillera de Talamanca, Cerros Tararia (Tres Picos), the treatment of that genus for Jamaica.
372 Novon
Elaphoglossum cocosense Mickel, sp. nov. than the sterile; petiole % the fertile leaf length;
TYPE: Costa Rica, lies Cocos, Pittier 12359 fertile lamina similar in shape to the sterile but lA~
(holotype, US; isotype, US). as wide; intersporangial scales lacking.
Ab E. paleaceo frondibus magnis basi longe attenuatis Distribution. Wet forests; 1,800 2,300 m.
necnon squamis rhizomatis, stipitis laminaeque magnis,
tenuibus et sparsirn longidentatis distat. Paratypes. Costa Rica, san josk: Desamparados,
Frailes, C. Abejonales, Chavarria <£• Herrera 25 (CR,
Epiphytic; rhizome ca. 5 mm diam., compact; MO). PUNTARENAS: upper Rio Buru, Gomez et al. 21527
rhizome scales 7-12 mm long, linear-lanceolate, (CR, MO); San Isidro, La Guaba, Jimenez 303 (CR);
Cerro Chompipe, near Ermita Sta. Cruz, Lems 650202
orange-tan to blackish, thin, margin with sparse,
(NY). Panama, chiriqui: Monte Azul, 1.4 mi. N of Entre
very long (to 1 mm long) hair-teeth; leaves 37-65
Rios on E slopes of Cerro Punta, Antonio 2724 (MO);
cm long, approximate; phyllopodia present; petiole above Boquete, on trail to Pate Macho, McPherson 123IF
the sterile leaf length, orange-tan, densely (MO); vie. of Guadalupe, between Rio Chiriqui Viejo and
clothed with orange-tan scales 4-8 mm long, sparse¬ the Continental Divide, Churchill <V de Nevers 5054
(MO); Distrito Bugaba, Cerro Punta, van der Werff&
ly long-hair-toothed; sterile lamina 36-50 cm long,
Herrera 6274 (MO).
(2.4-)3.0-4.0 cm wide, narrowly oblanceolate,
chartaceous, base gradually long-attenuate, apex Elaphoglossum coriifolium is distinguished by
cuspidate; veins obscure, ca. 1 mm apart, at ca. the creeping rhizome, large, strongly coriaceous,
70° angle to costa; hydathodes lacking; lamina scales truncate blade, and stellate trichomidia. It is related
abaxially 3-6 mm long, abundant, imbricate, linear- to h. lingua (C. Presl) Brackenr. but is the largest
lanceolate, long hair-toothed, adaxially mostly 2 3 form in that complex, resembling it in the roughly
mm long, to glabrescent; fertile leaves not seen. ovate or lanceolate, heavily coriaceous lamina,
rounded blade apex, fertile leaf longer than the
Distribution. Wet forests; “middle elevation.”
sterile, and small, black, semideciduous rhizome
Paratypes. Costa Rica, cocos isi.and: Gomez 3327 scales.
(CR, F, US), 3362 (CR, NY, US), Klawe, 3 Sep. 1967 Antonio 2724 is similar in rhizome diameter and
(US), Valerio 1095 (CR).
habit and the broadly cuneate blade base but has
thinner blade texture, more pointed narrower fertile
This resembles E. paleaceum in the linear-lan¬
lamina, and the rhizome scales are not sclerotic.
ceolate scales on both laminar surfaces, but is dis¬
This may represent a distinct taxon.
tinct in the more dissected blade and petiole scales,
The specific epithet comes from the Latin, eo-
tbe large leal size, the long-attenuate lamina base,
rium, leather, and folia, leaf, referring to the highly
the very long, slender petiole scales, and the rhizome
coriaceous leaves.
scales thin, only sparsely toothed.
Elaphoglossum eorreae Mickel, sp. nov. TYPE:
Elaphoglossum coriifolium Mickel, sp. nov.
Costa Rica. Finca La Selva, Lloyd 4284 (ho¬
TY PE: Panama. Chiriqui: Distrito Bugaba, Cer-
lotype, NY).
ro Punta, van der Werff & Herrera 6317
(holotype, MO; isotypes, NY, UC). Elaphoglosso producto Rosenstock affinis, sed stipite
gracili, lamina lineari-elliptica, fronde fertili iis sterilibus
Ab E. lingua foliis magnis et lamina basi truncata multo breviori, lamina fertili lanceolata, ulterius patria in
differt. regione inferiori abstans.
Epiphytic or terrestrial; rhizome 4-5 mm diam., Epiphytic; rhizome 2-4 mm diam., compact; rhi¬
creeping; rhizome scales 4-6 mm long, lanceolate, zome scales 4-5 mm long, linear, tan at base, black¬
dark reddish brown, lustrous, entire; leaves 49 60 ish at tip, lustrous, subentire, with occasional pro¬
cm long, 1-2.5 cm distant; phyllopodia present; cesses; leaves 18-48 cm long, approximate;
petiole lA the leal length, brown; scales at petiole phyllopodia present; petiole %-% tbe sterile leaf
base 5- 10 mm long, scattered, orange, spreading, length, tan; petiole scales 2 mm long, sparse, black¬
with hairlike processes, scales distally reduced, ob¬ ish, lustrous, linear-lanceolate, spreading, and ap¬
scure, linely skeletonized, appressed; sterile lamina pressed, scattered, orange trichomidia; sterile lamina
22-29 cm long, 7 10 cm wide, broadly lanceolate, 13-36 cm long, 1.2-2.1 cm wide, linear-elliptic,
coriaceous, base truncate to broadly cuneate, apex subcoriaceous, attenuate at both ends; veins ob¬
acute to rounded; veins obscure, 0.7-0.9 mm apart, scure, 1 mm apart, at 70° angle to costa; hydathodes
at i 5-80° angle to costa; hydathodes lacking; lamina lacking; laminar scales 0.5-1 mm long, abaxially
scales lacking except for minute, stellate, black to scattered, linear, hastate or with irregular processes,
dark orange trichomidia; fertile leaves slightly longer brown to black, lustrous, especially toward the lam-
Volume 2, Number 4 Mickel 373
1992 Elaphoglossum
ina base and costa, adaxially glabrous; fertile leaves Paratypes. COSTA RlCA. CARTAGO: above San Isidro,
much shorter than the sterile (Vs-V2 the sterile), pet¬ Weber 6013 (GH). san jose: ca. 15 km N of Tres Rios,
Lellinger 1384 (MICH). Panama, bocas del toko: For¬
iole ca. % the fertile leaf length; fertile lamina 1.0-
tuna Dam area, Churchill 5862 (MO). CHIRIQUI: Distrito
2.1 cm wide, lanceolate, base rounded to truncate, Boquete, Fortuna Dam site, van der Werff & van Har¬
apex acuminate, black scales on petiole and costa develd 6693 (UC), van der Werff 6888 (MO); NO de
as on sterile leaves linear to arachnidoid (spiderlike); Fortuna, Correa et al. 2579 (US). COCLE: Fa Mesa above
El Valle, junction with road to Cerro Pilon, Croat 25337
intersporangial scales lacking.
(MO).
Distribution. Wet forests; 80-350 m. Elaphoglossum croatii is distinct from E. lad-
folium (Sw.) J. Smith by the presence of dark, entire
Paratypes. Costa Rica, alajuela: Cordillera de Ti-
rhizome scales (also scattered on petiole), the pres¬
laran, road between San Ramon and Bajo Rodriguez,
Croat 68167 (MO), 68183 (MO); Upala, Dos Bios, 5 km ence of laminar trichomidia, and thinner texture.
al sur de Brasilia, Herrera 1023 (UC). HEREDIA: Cerros This species is named in honor of Thomas B.
Sardinal, Smith 1790 (CR, MO, UC). Panama, colon: Croat, exceptional collector of plants in tropical
Santa Rita Ridge Rd., Sytsma 1347 (CR). san blas:
America.
Continental Divide along El Llano Carti Road, Nusagandi,
de Nevers Perez 3711 (MO). PANAMA: Cerro Jefe,
Dressier 3072 (TTC), 3073 (TTC), Correa & Dressier Elaphoglossum davidsei Mickel, sp. nov. TYPE:
189 (TTC), 190 (TTC). san jose ISLAND: Johnston 205 Costa Rica. Limon: Valle de Silencio, N of Cerro
(GH).
Hoffman, Davidse et al. 28653 (holotype, NY;
Elaphoglossum correae is distinguished by the isotype, MO).
slender sterile leaves and broader, much shorter Ab E. alfredii rhizomatis squamis deltatis appressis
fertile leaves, tan-based black-tipped rhizome scales, sparsis differt.
and occurrence at low elevation.
Terrestrial, rarely epiphytic; rhizome 2.5-4 mm
The species is named in honor of Mireya I).
diam., creeping; rhizome scales mostly 1-1.5 mm
Correa A., outstanding taxonomist and teacher in
long, brown, debate, dull to somewhat lustrous, en¬
Panama.
tire to short-toothed, appressed; leaves 11 28 cm
long, 2-10 mm apart; phyllopodia lacking; petiole
Elaphoglossum croalii Mickel, sp. nov. TYPE:
the sterile leaf length, tan to brown; petiole
Panama. Chiriqui: Distrito Boquete, Fortuna
scales 0.5-1.5 mm long, deltate to lanceolate, brown,
dam site, van der ff erff & van Hardeveld
dull, entire, appressed or tips spreading; sterile lam¬
6728 (holotype, NY; isotypes, MO, UC).
ina 9 25 cm long, 1.1-2.1 cm wide, narrowly el¬
Ab E. biolleyi stipite gracili, rhizomatis compactioris liptic, chartaceous; base cuneate, apex attenuate;
squamis linearibus abstans. veins evident, ca. 2 mm apart, at 60° angle to costa;
hydathodes present; lamina scales evenly and sparsely
Epiphytic; rhizome 4-6 mm diam., compact to distributed on surfaces and margin, lamina also with
short-creeping; rhizome scales 3-4 mm long, lan- round punctae 0.1 mm or lanceolate scales 0.8 mm,
ceolate-deltate, dark brown, lustrous, entire; leaves these dull brown, the longer ones with darker lus¬
25-38 cm long, approximate; phyllopodia present; trous apex, entire or minutely and sparsely toothed;
petiole Vut-'A of sterile leaf length, tan to brown; fertile leaves slightly shorter to slightly longer than
petiole scales 1-3 mm long, sparse, spreading, dark the sterile; petiole % % the fertile leaf length; fertile
brown, lustrous as on rhizome, and squamules/tri- lamina 5.5-9 cm long, 1-1.5 cm wide, base broadly
chomidia less than 0.5 mm long, round to stellate, cuneate, apex acute to acuminate; adaxial scales
appressed, orange to brown; sterile lamina 21-32 0.1 0.2 mm long, black, lustrous, deltate, inter¬
cm long, 3.3-4.5 cm wide, elliptic, chartaceous, sporangial scales lacking.
attenuate at both ends; veins evident, 1 1.5 mm
Distribution. Wet forests; 2,300-3,100 m.
apart, at 80° angle to costa, indistinctly united at
margin to form a commissural vein; hydathodes Paratypes. Costa Rica. CARTAGO: 16 km SE of El
lacking; lamina abaxially with scattered stellate tri- Empalme, Smith 2103 (CR, MO, NY, UC); near La
chomidia, 0.1 0.3 mm long, brown, adaxially gla¬ Chonta, Scamman & Holdridge 8022 (GH, US), limon:
between Rio Terbi and Rio Sini, Davidse et al. 28936
brous; fertile leaves about equal to or slightly longer
(MO, UC). PUNTARENAS-LIMON BORDER: between Cerro
than the sterile; petiole ca. !4> of fertile leaf length; Kasir and Cerro Nai, Davidse et al. 25843 (CR). SAN
fertile lamina 1 2.7 cm wide, narrowly elliptic, at¬ JOSE/CARTAGO: 22 km SE of Empalme, Burger & Liesner
tenuate at both ends; intersporangial scales lacking. 6489 (US). Panama, bocas del toko: 2-5 km NW of
peak of Cerro Echandi, Davidse et al. 25085 (MO),
Distribution. Wet forests; 800-1,200(-1,700) m. 25479 (MO, UC), Gomez et al. 22259 (MO, UC).
374 Novon
Elaphoglossum davidsei is a good match for E. petiole 2/s the sterile leaf length, tan-orange; petiole
alfredii Rosenstock in all dimensions but has rhi¬ scales 2 5 mm long, scattered to dense, lanceolate,
zome scales that are debate, appressed, and scat¬ black, especially the center, distally the petiole scales
tered. all black, lustrous, erose, spreading, smaller ones
The species is named in honor of Gerrit Davidse, 0.6-1.5 mm long, short-ciliate-denticulate, ap¬
who has made many interesting collections of Ela¬ pressed; sterile lamina 6-17 cm long, 1.8-3.8 cm
phoglossum. wide, oblong, coriaceous, base broadly cuneate, apex
obtuse; veins obscure, ca. 1 mm apart, at 75° angle
Elaphoglossum eximiiforme Mickel, sp. nov. to costa; hydathodes lacking; lamina scales 0.7-1.5
mm long, abaxially scattered, appressed, lanceolate,
TYPE: Panama. SE slopes of Cerro Echandi,
black to mottled black especially near lamina mar¬
Bocas del Toro, Gomez et at. 22281 (holotype,
gin, with black cell contents and clear walls, den¬
NY; isotype, MO).
ticulate to short-ciliate, slightly arched, adaxially
Ab E. eximio stipite longiori et laminae squainis lon- orbicular, peltate, white, scattered, entire; fertile
gioribus crebrioribus diversa.
leaves longer than the sterile; petiole V\ the fertile
Epiphytic; rhizome 2-3 mm diam., compact; rhi¬ leaf length; fertile lamina narrowly elliptic, base
zome scales 4 7 mm long, linear, reddish brown, broadly cuneate, apex acute to obtuse; costal scales
lustrous, denticulate; leaves 25-33 cm long, ap¬ ca. 1 mm long, black, appressed, dense; interspor¬
proximate; phyllopodia lacking; petiole lA~ xk of ster¬ angial scales ca. 1 mm long, scattered, black, lus¬
ile leaf length, tan; petiole scales 2 2.5 mm long, trous, denticulate.
scattered, spreading, subulate, orange-tan, lustrous,
Distribution. Wet forests; 1,700-2,400 m.
denticulate, many 3-5-celled hairs also present;
sterile lamina 15-22 cm long, 1.1-2.1 cm wide, Paratypes. Costa Rica, cartago: near Empalme,
Brown CR-64 (US). LIMON: Valle de Silencio, along the
linear-lanceolate, chartaceous, base broadly cune-
Rio Terbi, Davidse et al. 28783 (CR, MO); ca. 1 kin S
ate, apex acuminate; veins evident, mostly simple,
of El Empalme along Interamerican Hwy., Lellinger 1200
a few once-forked, 1.2-1.8 mm apart, at 65° angle (F). san jose: ca. 3 km NW of Cascajal, Taylor & Taylor
to costa; hydathodes present; blade scales 2 3 mm 11338 (US); S of Cartago, ca. 4 km S of El Empalme,
long, scattered, ascending, subulate, orange-tan, dull, near La Chonta, Lellinger 1200 (US), 1004 (US). PROV.
UNKNOWN: vie. of Coliblanco, Maxon 281 (NY, US).
denticulate; fertile leaves shorter than to nearly
equaling the sterile; petiole 2A the fertile leaf length; Elaphoglossum fuliginosum differs from E. mus-
lamina linear-lanceolate, base broadly cuneate, apex cosum (Sw.) T. Moore by the small, sparse, black
acuminate; intersporangial scales 1.5 2.5 mm long, laminar scales.
dense, linear-lanceolate, dark reddish brown, lus¬ The specific epithet derives from the Latin, fu-
trous, denticulate. ligio, soot, alluding to the black lamina scales.
Distribution. Wet forests; 2,600-2,800 m.
Elaphoglossum gloeorrhizum Mickel, sp. nov.
Paratypes. Costa Rica. CARTACO: Volcan de Turrialba,
Pittier 7492 (NY, US). TYPE: Costa Rica. Volcan Barba, Lloyd 1140a
(holotype, NY).
I bis species differs from E. eximium (Mett.) Christ
in the longer petiole and longer laminar scales. Rhizomate crasso nudo glutinoso, stipite forti, necnon
lamina eximie coriacea notabilis.
Elaphoglossum fuliginosum Mickel, sp. nov. Epiphytic, rarely terrestrial; rhizome 5-9 mm
TYPE: Costa Rica. San Jose: ca. 3 km NW of diam., short-creeping, resinous, black; rhizome scales
Cascajal near the union of the Cascajal and lacking; leaves 35-53 cm long, approximate to 5
Bajo Maquina rivers, Taylor & Taylor 11329 mm apart; phyllopodia 1.5—3( 4) cm long; petiole
(holotype, NY). Vi-Vfc of sterile leaf length, orange-tan (to brown),
lacking scales but with resinous dots at base, rarely
Ab E. muscoso laminae squamis parvis sparsis nigris
with a few minute (1-mm-long) brown scales near
absimilis.
base; sterile lamina 21-40 cm long, 2.3-4.6 cm
Epiphytic; rhizome 4-6 mm diam., compact; rhi¬ wide, narrowly elliptic, strongly coriaceous, base
zome scales 5-10 mm long, linear, black to brown, cuneate, apex attenuate; veins obscure, 1 mm apart,
lustrous, subentire, occasionally with slight teeth; at ca. 75° angle to costa; hydathodes lacking; lamina
leaves 10 30 cm long, approximate; phyllopodia glabrous or with very obscure minute dots on abaxial
present, obscured by dense scales at petiole base; surface; fertile leaves about same length as the sterile
Volume 2, Number 4 Mickel 375
1992 Elaphoglossum
leaves; petiole V3-V2 of fertile leaf length; fertile San Antonio on new road to Colonia San Martin, Stevens
9015 (UC). Costa Rica, alajuela: ca. 20 km SW of San
lamina 1-3.4 cm wide, narrowly elliptic, base cu-
Ramon, Smith 2254 (CR, UC); between San Ramon and
neate, apex attenuate, lacking indument. Bajo Rodriguez, Croat 68181 (MO, UC). CARTAGO: SE
of bridge over Rio Pacuare, Lent 670(F). HEREDIA: Cerros
Distribution. Wet forests; 1,800—2,700 m.
Sardinal, ca. 2-2.5 km N of Chilamate de Sarapiqui,
Smith 1791 (CR, NY, UC); Finca La Selva, Grayum
Pnratypes. Honduras, ocoteit.oue: Aldea F.1 Portia,
Agua Caliente-Sta. Rosa de Copaii, Croat & Hannon 1964 (NY). LIMON: vie. of Guapiles, Stand-ley 37070
63800 (MO). Costa Rica, i.imon: Cordillera de Tala- (US). PUNTARENAS: San Vito, W of Finca Wilson, Lloyd
4223 (NY); Osa Peninsula, Tropical Science Center field
rnanca, Valle de Silencio, along Rio Terbi, Davidse et al.
station, Seidenschnur 119 (NY); Boruca, Ocampo 1340
28972 (MO); Cordillera de Talamanca, S side ot cordillera
(CR). san jose: basin of El General, Skutch 2158 (MO,
between Rio Terbi and Rio Sini, Davidse et al. 28972
NY, UC). Panama, canal ZONE: Barro Colorado Island,
(MO); Varablanca, Lloyd 4124 (NY); region of Zarcero,
Smith H104 (F, MO); Werckle, in 1910 (NY, UC). Croat 10996 (MO). CH1RIQUI: 2.5 km from Questu Piedra
along Rio Monte Road, Folsom 3981 (MO, L'C). gogee:
This species is distinguished by the thick, naked, foot of Cerro Pilon, above El Valle de Anton, Porter et
al. 4666 (MO, NY).
resinous rhizome, stout petiole, and coriaceous lam¬
ina. Elaphoglossum grayumii differs from E. exi-
'I’he specific epithet derives from the Creek, gloios, mium (Mett.) Christ in lacking hydathodes, and by
glue, and rhiza, root, for the black, resinous rhi¬ the presence of dark costal scales (with lateral pro¬
zome. cesses), phyllopodia, and fertile lamina attenuate at
the base.
The species is named in honor of Michael II.
Elaphoglossum grayumii Mickel, sp. nov. PE:
Grayum, collector and student ol the Costa Rican
Costa Rica. Puntarenas: 5 km S of San Vito,
flora.
Finca Wilson, Mickel 3066 (holotype, NY).
Ab E. exirnio hydathodiis nullis, costae squamis fuse is
processibus provisis, phyllopodiis, necnon lamina fertili Elaphoglossum heterochroum Mickel, sp. nov.
basin versus attenuata absimilis. TYPE: Costa Rica. Region sureste del Lago
Dabagri, Gomez et al. 23217 (holotype, NY;
Epiphytic; rhizome 3-4 mm diam., compact to
short-creeping; rhizome scales 1-2 mm long, linear, isotype, MO).
black, rarely orange-tan, touched with black, lus¬ Inter E. cuspidatum et E. paleaceum quasi intermedia,
trous, entire; leaves 32-40 cm long, approximate a prima stipitis costaeque squamis ad mediam nigro-pur-
to 6 mm apart; phyllopodia present; petiole less than pureis, laminae squamis lanceolatis arcuatis aurantiacis
laxe dispositis diversa.
yj5 the sterile leaf length (12 cm long), essentially
lacking, stramineous to tan; petiole scales at petiole Epiphytic; rhizome 3-4 mm diam., compact; rhi¬
base 1-2 mm long, sparse, appressed, lanceolate to zome scales 4-5 mm long, linear, castaneous, lus¬
linear, brown to black, lustrous, entire to occasion¬ trous, margin with sparse stiff cilia often abraded so
ally toothed, distally with stellate scales to trichom- as to appear entire; leaves 24-35 cm long, ap¬
idia less than 0.5 mm long; sterile lamina 30 38 proximate; phyllopodia present; petiole, the sterile
cm long, 1.7-3.0 cm wide, linear-elliptic, coria¬ leaf length, tan to orange; petiole scales 1-3 mm
ceous, base attenuate, apex acuminate; veins ob¬ long, dense, spreading, linear-lanceolate, castaneous
scure, ca. 1 mm apart, at 75° angle to costa, uniting to black-lustrous, distally on petiole scales with dark
at margin to form commissural vein; hydathodes center and pale margin, ciliate-denticulate; sterile
lacking; scales on costa sparse, linear to lanceolate, lamina 18-24 cm long, 1.2-2.1 cm wide, linear-
black, lustrous, ca. 1 mm long, irregularly lobulate, elliptic, coriaceous, base cuneate, apex acuminate;
laminar scales reduced to 0.3 0.8 mm stellate hairs veins obscure, ca. 1 mm apart, at 80-85° angle to
or 0.1 mm punctae; fertile leaves slightly shorter costa; hydathodes lacking; lamina scales 1-2 mm
than the sterile; petiole %-'/2 the lertile leaf length; long, dense, appressed, lanceolate, pale, dull, ciliate-
fertile lamina narrowly elliptic, attenuate at both denticulate, costal scales black-centered, adaxially
ends; intersporangial scales lacking. subimbricate to very sparse or lacking, lanceolate
to suborbicular, whitish; fertile leaves longer than
Distribution. Wet forests; 100-2,000 m.
the sterile; petiole V3~% the fertile leaf length; fertile
Paratypes. Honduras. Santa Cruz de Yojoa, Cortes, lamina linear, base broadly cuneate, apex acumi¬
Edwards 721 (F). Nicaragua, zelaya: Cerro La Pi-
nate; costal scales black, appressed. suborbicular,
mienta, Pipolv 5243 (CR. UC); Cano F.l Hormiguerro,
ciliate-denticulate, adaxially denser than on sterile
Pipoly 5928 (CR, MO); Costado SW of Cerro El Hor¬
miguerro, Grijalva 488 (UC, US); ca. 6 km N of Colonia lamina, suborbicular; intersporangial scales lacking.
376 Novon
Distribution. Wet forests; 600-2,900 m. Paratypes. Costa Rica. PDNTARENAs: valley of the Rio
Coton between Sitio Coton and Sitio Tablas, Davidse
Paratypes. Costa Rica, alajuela: N side of Volcan 24452 (CR, MO); Upper Rio Burn, Gomez et al. 21487
Arenal, Lent 2921 (F); 8 mi. NW of San Ramon on road (MO), san JOSE: Quebrada de los Yases, entre La Guaria
to Tilaran, Lloyd 4194 (NY). CARTACO: near Rio Pejibaye, y Palmilera, Dota, Jimenez 1455 (CR, NY); Alto del
2 km SW of Taus, Lent 2971 (F). LIMON: ridge between Sacatal, Pittier (herb. no. 10536) (CR). Panama, chi-
Quebrada Camagre and Rio Barbilla, Grayum 8904 (MO); RIQUI: slopes of Cerro de Lino, above El Boquete, Maxon
between headwaters of Rio Madre de Dios and Quebrada 5213 (LJS); vie. of Boquete, Common 853 (ARIZ), 895
Barreal, Grayum 8802 (MO). HEREDIA; Virgen del So¬ (ARIZ), 897 (ARIZ), 1014 (ARIZ, US), Killip 5180
corro Rio Sarapiqui Cariblanco, Chacon & llerrera 1162 (US), 5203 (US), Maxon 5032 (US); lower slop >es of Cerro
(MO). PliNTARENAS: just N of Santa Elena on Fila Coton, Pelota, Knapp 1491 (CR).
S of Agua Caliente, Davidse et al. 28273 (MO). Panama.
coci.E: La Mesa above El Valle, Folsom 5629 (MO, UC); Elaphoglossum killipii closely resembles E. Ion-
foot of Cerro Pilon, above El Valle de Anton, Porter el
gicrure Christ, differing in its larger size and bico¬
al. 4662 (MO, NY); 9.4 km above El Cope, Croat 44657
lorous rhizome scales.
(MO). DARIEN: Pirre Massif, Alturas de Nique, McPherson
I2202C (MO), panam a: Distrito Capira, Cerro Campana, The species is named in honor of Ellsworth P.
van der Werff & Herrera 6214 (NY, UC), Porter et al. Killi [>, whose avid collecting has contributed greatly
4939 (MO, UC).
to our knowledge of Central American pterido-
phvtes.
Elaphoglossum heterochroum resembles both K.
cuspidatum and K. paleaceum, but the scales of
the petiole and costa are blackish at the center, the Elaphoglossum lanceiforme Mickel, sp. nov.
lamina scales are imbricate, lanceolate, orange, and 1 Y PE: Costa Rica. Los Angeles de San Ramon,
the rhizome scales castaneous. It is close to K. ni- IIrenes 16141 (holotype, NY).
grocostatum Mickel of Venezuela, but differs in the
Ab k. setoso (Liebrn.) T. Moore lamina lanceolata ma-
bicolorous costal and petiolar scales. jori, stipitis laminaeque squamis longioribus, necnon lam¬
The specific epithet comes from the Creek, ket- ina fertili angusta diversa.
eros, other, chroma, color, referring to tlie bicolo¬
Epiphytic; rhizome 2-4 mm diam., compact; rhi¬
rous petiolar and costal scales.
zome scales 3-5 mm long, linear-lanceolate, dark
reddish brown, lustrous, entire, appressed; leaves
Elaphoglossum killipii Mickel, sp. nov. TYPE: 11-30 cm long, approximate; phyllopodia present;
Costa Rica. San Jose: vie. of Santa Maria de petiole A the sterile leaf length, tan; petiole scales
Dota, Standley 11625 (holotype, US). 2-4 mm long, abundant, subulate, dark reddish
brown, lustrous, denticulate, spreading; sterile lam¬
Proxime ad E. longicrurem accedens, sed frondibus
majoribus rhizoinatisque squamis bicoloribus absimilis. ina 8-19 cm long, 1.8 3.2 cm wide, linear-lanceo¬
late, chartaceous, base broadly cuneate to rounded,
Epiphytic; rhizome 2.5-4 mm diam., compact to apex acuminate; lamina scales 1-5 mm, scattered,
short-creeping; rhizome scales 2-4 mm long, linear- hairlike, subulate, dark reddish brown, lustrous, the
lanceolate, bicolorous, castaneous to black-centered longer ones on costa and margin, denticulate,
with orange-tan margin, entire; leaves (14 )26 46 spreading; veins evident, 1.5-2 nun apart, at ca.
cm long, approximate to 2 mm apart; phyllopodia
70° angle to costa; hydathodes present; fertile leaves
distinct; petiole the sterile leaf length, glabrous
shorter than the sterile; petiole % the fertile leaf
to sparsely scaly; petiole scales 3-5 mm long, lan¬ length; fertile lamina 6.5-9 cm long, 0.8-11 cm
ceolate, lustrous, bicolorous as on rhizome, entire;
wide, linear to linear-lanceolate, base cuneate, apex
lamina (15—)20-32 cm long, (1.5—)2.0-3.4 cm wide, acuminate; intersporangial scales 3-5 mm long,
narrowly oblanceolate to elliptic, coriaceous, grad¬
abundant, hairlike, orange-tan to dark reddish brown,
ually attenuate at base, apex acute to acuminate; lustrous, remotely and indistinctly denticulate.
veins obscure, ca. 1 mm apart, at 60 70° angle to
costa; hydathodes lacking; blade surfaces glabrous Distribution. Wet forests; 800- 1,5()()( 2000) m.
or with very sparse minute stellate trichomidia on Paratypes. Costa Rica, alajuela: ca. 23 km NE of
abaxial surface and often with a few lanceolate scales San Ramon, Taylor 1 7846 (NY); 8 mi. NW of San Ramon
on base of abaxial costa; fertile leaves slightly longer on road to Tilaran, Lloyd 4193 (NY). CARTACO: Reserva
than the sterile; petiole of fertile leaf length; de Tapanti, Gomez 18919 (MO, UC). HEREDIA: between
Rio Peje and Rio Sardinalito, Grayum 6666 (MO); Laguna
fertile lamina slightly narrower than the sterile, base
del Barva and summit of Volcan Barva, Grayum & Que-
attenuate, acute to rounded; intersporangial scales sada 7432 (UC). SAN JOSE: near km 50 along Pan Amer¬
lacking. ican Hwy., Cerro de la Muerte, Seidenschnur 232 (NY);
along Rio Zurqui, Smith 1709 (VC); Alto La Palma, NW
Distribution. Wet forests; 1,000-2,000 m. of San Jose, Moran 2352 (MO); vie. of La Palina, Maxon
Volume 2, Number 4 Mickel 377
1992 Elaphoglossum
Harvey 7907 (US); La Hondura, Standley 3791 (US); who collected many fine plant specimens in Costa
Parque Nacional Braulio-Carrillo, Moran 3265 (NY). Rica.
PUNTARENAS: 5 km S of San V ito, Finca Wilson, Mickel
3132 (NY); Monteverde, Palmer 62 (NY). Panama, bogas
Elaphoglossum latum (Mickel) Atehortua ex
DEL TORO: Fortuna Dam Chiriqui Grande road, McPher¬
son 6792 (MO), chiriqui: Distrito Boquete, Fortuna Dam Mickel, comb, et stat. nov. Elaphoglossum
site, van der If erfj & van Hardeveld 6819 (MO); 0.5 apodum (Kaulf.) Schott ex J. Smith var. latum
km E of Cerro Pate Macho, Knapp et al. 2109 (MO). Mickel, Amer. Fern J. 69: 100 (1979). TYPE:
PANAMA: Cerro Jefe, Witherspoon 8539 (MO). VERAGUAS:
Guatemala: Steyermark 46369 (holotype, E).
Cerro Tute, Moran 4033 (NY).
Elaphoglossum lepidothri.x Mickel, sp. nov. TYPE: Pan¬
Elaphoglossum lanceiforme is closely allied to
ama. Code: La Mesa above El Valle, Croat 25402
E. atrobarbalum of Panama but the latter has lon¬ (holotype, NY).
ger, black intersporangial scales rather than subulate
Ab E. muscoso stipitis squamis linearibus ciliato-den-
orange-tan ones and the lamina apex of the latter
ticulatis patulis, laminaeque squamis linearibus ciliato-den-
tends to be broadly acute rather than narrowly so.
ticulatis sparsis diversa.
Elaphoglossum lankesteri Mickel, sp. nov. Epiphytic; rhizome 4-8 mm diam., compact; rhi¬
zome scales 3-6 mm long, linear with hairlike at¬
TYPE: Costa Rica. Heredia: Volcan Barba,
tenuate apex, reddish brown, lustrous, entire; leaves
Lloyd 1201 (holotype, NY).
12-31 cm long, approximate; phyllopodia incon¬
Ab E. latifolio lamina majori distat. spicuous, covered by scales; petiole 14-14 the sterile
leaf length, orange-tan; petiole scales 5-8 mm long,
Epiphytic, less commonly terrestrial; rhizome 5
spreading, linear, brown to blackish, lustrous, ciliate-
12 mm diam., compact to short-creeping; rhizome
denticulate, mixed with 0.5-1 mm understory of
scales 4-8 mm long, linear-lanceolate, dull tan to
orange-tan scales; sterile lamina 8 1 6 cm long, 3.0
brown, with occasional lateral processes; leaves 55
4.3 cm wide, lanceolate-oblong, coriaceous, base
90 cm long, approximate to ca. 5 mm apart; phyl-
broadly cuneate to rounded, apex rounded; veins
lopodia distinct; petiole usually 14-14 the sterile leaf
obscure, ca. 1 mm apart, at 80° angle to costa;
length; petiole scales present only at the base, to 4
hydathodes lacking; lamina scales abaxially 2 3 mm
mm long, spreading, lanceolate, with occasional pro¬
long, linear-lanceolate, orange-tan, ciliate-denticu-
cesses; sterile lamina 37-60 cm long, 7-1 1.5 cm
late, adaxially mostly glabrous, costa occasionally
wide, elliptic, chartaceous to subcoriaceous, base
scaly toward base; fertile leaves longer than the
cuneate, apex acuminate; veins obscure, ca. 1 mm
sterile; petiole 14-14 the fertile leal length, usually
apart, at ca. 80° angle to costa; hydathodes lacking;
longer than the entire sterile leaf; fertile lamina
lamina surfaces glabrous or with brown stellate Iri-
linear-lanceolate, base rounded, apex obtuse; petiole
chomidia; fertile leaves slightly shorter to slightly
scales blacker than on sterile leaf, especially distally,
longer than the sterile, somewhat narrower; petiole
costal scales 2 mm long, linear, ciliate-denticulate,
ca. !4 the fertile leaf length; intersporangial scales
intersporangial scales 1 mm long, lanceolate, black-
lacking. brown, lustrous, ciliate-denticulate, teeth longer than
the scale body width.
Distribution. Wet forests; (300-)800 2,600 m.
Distribution. Wet lorests; 500-1,300 in.
Paratypes. Costa Riga, alajuela: ca. 20 km NW of
San Ramon, Smith 2272 (CR, MO, NY, UC). cartago: Paratypes. PANAMA. BOCAS DEL TORO: Oleoducto road,
El Zanjon, Lankester 645 (US). HEREDIA: Cerro Chorri- between Rios Guabo and Guabito, Churchill 5037 (MO).
pipe, N of San Rafael, Lems 64082908 (NY), union: GHIRIQL1: Fortuna Dam area, Churchill et al. 4843 (MO),
Reserva Indigena Talamanca Sukut, Hummel 17576 cocIE: Cerro Pilon, Liesner 782 (MO); 8 km above El
(MO). Panama, chiriqui: Distrito Boquete, Fortuna Dam Cope, llammel 787 (CR). DARIEN: Cerro de Garagara,
site, van der If erfj A' van Hardeveld 6617 (MO); 2.2 Pittier 5649 (US); SW ridge leading to Alturas de Nique,
km SW of Cerro Punta, Croat 26307 (MO). PANAMA, Hartman 12389(MO). PANAMA: Valle de Anton, Ocampo
COMARCA DE SAN BI AS: Nusagandi, van der II erjf 7005 87t> (CR); summit of Cerro Campana, Porter et al. 4910
(MO, NY). (MO); Cerro Jefe, ITitherspoon 8537 (MO).
This species is distinct from E. latifolium by being This species is in the E. muscosum complex, but
considerably larger. It is not to be confused with h. is distinguished by the linear, ciliate-denticulate,
coriifolium because of E. lankesteri s greater rhi¬ spreading petiolar scales.
zome diameter, cuneate laminar base, more pointed The specific epithet comes from the Greek, lepis,
apex, and thinner texture. scale, and trichos, hair, referring to the very slender
The species is named in honor of C. 11. Lankester, scales on petiole and lamina.