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. : . MISCELLANEOUS NOTES SunilKumar,R.(1993): Studiesonthebenthicfaunaof Walters, G.J. &J.R. Wharfe (1980): Distributionand themangroveswampsofCochinarea.Ph.D.thesis. abundanceofHydrobiaulvae(Pennant)inthelower CochinUniversityofScienceandTechnology,India. midwayestuary,Kent.JournalofMolluscanstudies Sunil Kumar, R. (2000): A review on the biodiversity 46: 171-180. studies of soil dwelling organisms in Indian Wells, F.E. (1978): The relationship between mangroves.Zoo’sPrintJournal15(3):221-227. environmentalvariablesandthedensityofthemud Talyor,J.D.(1968):Coralreefsandassociatedinvertebrate snailHydrobiainasaltmarsh.JournalofMolluscan communities (mainly molluscs) around Mahe studies44(1): 120-129. Seychelles.Phil. Trans. R.Soc. (B)254 129-206. Wells,F.E. (1983): Ananalysisofmarineinvertebrates Walsh,G.E. (1967): AnecologicalstudyofaHawaiian distributionin amangroveswamp innorthwestern mangroveswamp.Estuaries83:420-431 Australia.Bull.Mar. Sci. 33(3):736-744. 33. MANGROVE CLAM GELOINA EROSA (SOLANDER, 1786) FROM CORINGA (GODAVARI)ESTUARY: ANEWRECORDFORANDHRAPRADESH During a faunistic survey of Coringa Point, AndamanandNicobarIslands, Mahanadi (Godavari) estuary c 16° 30’-17° 00' N and 82° river (Mitra pers. comm.) and the Mandovi ( 14'-82°23'E)inAugust 1999,3molluscanshells estuary (Ingole etal. 1994). The species has not were collectedwhichwere identifiedas Geloina been recorded from Coringa (Godavari) estuary erosa(Solander 1786).ThemangrovesAvicennia and thus, constitutes a new record. marina Exoecaria agallocha and Sonneratia I thank Mr S.C. Mitra of the Mollusca , apetala dominate the habitat from which the Division,ZoologicalSurveyofIndia,Kolkatafor shells were collected. The anterio-posterior axis informationonthedistributionofthespeciesand ofthe shell (bearing a distinct flexure extending the Head, Department of Zoology, Osmania from the umbo to the mid-posterior margin) University forfacilities. I acknowledge a Senior ranged between 52 and 68 mm. Research Fellowship from CSIR, New Delhi. This species was reported as common along the mangroves of the Indian Ocean, May 15, 2000 C. SRINIVASULU extending its range further east into the Pacific Wildlife Biology Section, Ocean (Prashad 1932). The information about Department ofZoology its distribution in Indian waters is limited. Osmania University, Hyderabad 500 007, Specimens were collected inthepastfromFalse Karnataka, India. References Ingole, B.S., L. Krishna Kumari, Z.A. Ansari & A.H. 338-339. Parulekar(1994):NewrecordofMangroveClam Prashad, B. (1932): The Lamellibranchia of Siboga Geloina erosa (Solander, 1786) from the west Expedition.SystematicPartII.Pelecypoda.Exped. coast ofIndia. J. Bombay nat. Hist. Soc. 91(2): Rep.No.53,E.J. Brill,Leiden.Pp. 1-353. 34. TWO NEW PLANT RECORDS FOR INDIA FROM SIKKIM (With two text-figures) Botanical explorations undertaken in the the Herbarium of Sikkim Himalayan Circle, state of Sikkim since 1980 have resulted in a Botanical Survey of India, Gangtok. Study of collection ofmore than 19,000 field numbers in someofthesecollections, resultedinidentifying 144 JOURNAL, BOMBAYNATURAL HISTORYSOCIETY, 98(1), APR. 2001 MISCELLANEOUS NOTES JOURNAL, BOMBAYNATURAL HISTORYSOCIETY, 98(1),APR. 2001 145 MISCELLANEOUSNOTES Fig. 2: Elymus thoroldianum (Oliver) G. Singh, A. Habit; B. Auricles; C. Spikelet; D. Lowerglume; E. Upperglume; F. Lemma - lateral view; G. Palea; H. Stamen; I. Gynaecium 146 JOURNAL, BOMBAYNATURAL HISTORYSOCIETY, 98(1), APR. 2001 MISCELLANEOUSNOTES two plants not known earlier from India. The bladesupto 8 cmlong,herbaceous. Spikes upto twospeciesarereported,describedandillustrated 4 x 1.5 cm, golden yellow, dense; axis tough, here. The herbarium specimens are deposited in continuous. Spikeletssolitaryateachnodeofthe the Herbarium, Sikkim Himalayan Circle, BSI, spike axis, 3-4 flowered, breaking at maturity. Gangtok, (BSHC). Glumeslanceolate;lowerglumec. 5.5x 1.5mm, 1. Hypericum ludlowiiN.B.K. Robson in upperglumec. 5x 1.5 mm,upperglumec. 5x 1.5 Notes Roy. Bot. Gard. Edinburgh 41(1). 133. mm, gradually tapering into a short awn at apex, 1983. (Hypericaceae). Fig: 1. coriaceous, 3-nerved, midrib pubescent. Lemma Suberect herbs up to 10 cm high; stems c. 8x3 mm, elliptic-lanceolate, 3-nerved, silky terete, unbranched. Leaves opposite, up to 1 x villous with scattered long hairs on the midrib; 0.5 cm, oblong-ovate, rounded atbase, entire at awn 4-5 mm long, scabrid. Palea c. 7x2 mm, margins, obtuse at apex, glabrous above, elliptic, longciliateonthekeels. Stamens3, c. 2.5 mm mm puberulous and gland-dotted beneath. Flowers long,anthersc. 1.5 long. Ovaryobovoid, mm mm solitary, terminal, up to 7 across, bisexual, c. 1.5 long, with a silky hairy appendage at mm yellow, pedicels c. 2 long, glabrous. Sepals apex; styles 2, stigma fimbriate. 5,c. 4x1 mm,linear-lanceolate,glandular-ciliate, Specimensexamined:NorthSikkim:Near acuminate at apex. Petals 5, c. 6x1.5 mm, Gurudongmar lake, 5,300 m above msl, lanceolate, entire atmargins, acuminate atapex, 5.x.1997, P.Singh & S.S.Dash 20050 (BSHC). mm glandularhairy near apex. Stamens 12, c. 6 Distribution : india: Sikkim(newreport), mm long, anthers dorsifixed.'Ovary ovoid, c. 4 China (Tibet). across, styles 3-4, connate, c. 2 mmlong stigma Notes: A rare grass, collected only from capitate. Capsules not seen. one site near the Indo-Tibetan border in Indian Specimens examined: North Sikkim: territory. It differs from other Indian species of Yumthang, 26.vii.1989, N.R.Mandal 10085 Elymus inhaving spikelets solitaryateachnode, mm (BSHC). lemmassilkyvillousandanthersc. 1.5 long. . Distribution: india: Sikkim(Newreport), This species was originally described under Bhutan, China (Tibet). AgropyronfromTibet,butwiththere-evaluation Notes: This species is closely related to ofgeneric limits in the tribe Triticeae, it is now H. petiolulatum Dyer, but is different in being placed under Elymus. (i) a sparsely branched herb (ii) leaves elliptic, subsessile (iii) flowers solitary and (iv) sepals Acknowledgements glandularciliate, whereas the latteris (i) amuch branched herb with (ii) ovate leaves, shortly We thankMr. N.R. Mandal, Scientist SD, mm petiolate, petiole up to 4 long, (iii) flowers BSI for allowing us to examine his collections, 1-3 and (iv) sepals entire at margin or with a theDirector,BSI,Kolkataforencouragementand few sessile glands, but never glandular ciliate. Scientist SE, BSI, SHC, Gangtok for facilities. 2. Elymusthoroldianum (Oliver) G. Singh in Taxon 32 (4): 640. 1983. Agropyron February 27, 1999 P.SINGH DASH thoroldianumOliverinHook,Ic.PI.t.2262. 1893; S.S. Bor, Grasses Ind. 667. 1960. (Poaceae). Fig:2. Botanical Survey ofIndia, Tuftedperennialsupto20 cmhigh, culms Sikkim Himalayan Circle, glabrous. Leafsheathsglabrousonmargins; leaf Gangtok 737 103, Sikkim, India. JOURNAL, BOMBAYNATURAL HISTORYSOCIETY, 98(1),APR. 2001 147