OF RAJASTHAN II. AND POTTIALES

K.R. BAPNA AND B. L. CHOUDHARY Otparimenl cf Botany, StMtadia Vnirtrtay. Udaipur ■ 31300!. Ra^astkm (Acccpted Scpeniber 1988)

The uxonomic detchption of 16 fpccicf o f m o tiet betongtng to 13 gtncr* of onten L icnnalei and PoUJ«lei ii gi»OB IIicm Iu»» been reconkd «i«j described for ihe firti lime from Rtjaiihui

Key wordi: M osiu, Dicnnalct, PoOialei, Rajiilhan

The members of Dicranalcs and poiuales arc sheathing base or lingulaie. margin more or les widely disiribuicd in tropical and subuopical regions rccurvod. dcniiculate at apex; costa ending below; of the world. However, there are no rccords of these ccllsat the apex 4 to6sidcdorsubquadratc upio 13 mosses from Rajasthan (Montagne, 1842; Miticn, liwide. smooth, the middle and basal cells rccungulir. 1859;Grifnth. 1849a, 1849b, Brothcrus, 1898; Dixon. much elongated. 11-14 pi broad and up to S-6 times 1929,1930; Poiierdc la Varde. 1828). We collected 16 as long as broad; seta 1.3 cm long, yellowish, erect, spccies of the orders Dicranalcs and Pottiales from capsule cylindrical, tmi 1.2 mm long or more, with various parts of Rajasthan, The specimens have been long, elevate neck; 2.2 mm long, curved, gradually deposited m the British Museum (Natual History). narrows into the seta but at the base gives ihe London and the Dcpanmtni of Botany, Sukhadia appearance of siruma; pcnsome with 16 tccih,entire, University. Udaipur. EarliCT Bapna (1975.1980) reported vertically striate on outer surface; operculum with a f unaria nuians (Mill.) and four spccies of Fissidens long oblique beak; calyptra ciKullate or inflated: from Rajasthan. spores brown, rough, 22-28 n in diameter. SiudySite - Rajasthan with an area of 3.43,274 sq.km. On moisi soils or on rocks where soil and humtu lies between lautudes 23‘’’N and 3()"12'N and longitudes have accumubtcd, sometimes associated with 69*31 E and 78”17’E. the state is dominated by controversa. Aravalli ranges in the south-west (Gujarat) to the Locality Mount Abu ■ Nakki lake, sunset point; north-east (Delhi). The climate of Rajasihan is one Kumbhalgarh - in a valley. of grcai exircmcs with sudtlent changes in tempeiTUure. precipitation and wind. The extremes of climate lend POTTIAUES ; Anoectanguim Schwaegr, to restrict ihe bryophyiic flora. As such, only a limited Spec. Muse. Suppl. 1:13, 1811. number of spccies which have a wide range of tolerance Anoeciangium stracheyanum MiU., J. Linn. Soc. Bot. occur in Rajasthan. Mt. Abu. a highest spot (alt. 1,067 Suppl. 1:31. laeium Ren. & Card.. Bull. Soc. R.Boi. m.) in Rajasthan is florisiically ihe nchcst spot; due to Belg. 38; 7. 1899. in dense sods, slender, pale heavy rains and higher allitudc, many humid types green or bnght green, reddish below; stem up to l.S occur which are not fcHind in the plains. cm long, erect, sometimes branched, densely foliite;

observation leaves (dry) cn^ted and appressed, (motsi) creci spreading. 1-1.3 mm long, linear-lanceolate, keeled, DlOiANALES - DICRANACEAE: Trematodon acute, margin enure, but slightly crenulate due to Michx. n . Bor. Amer. 2: 289, 1803. emerging papillae; costa iioui, yellowiih brown, Trematodon sabulosus Griff., in Cal. J. Nat. Hist. 2: subpercurrent or percurrcnt; upper cells routtded - 493. 1842. corrected Griff.. Natul. PI. As.. 2: 413. quadrate. 6-8 ^ wide, incrauaie. with dense papilbe 1849. Plants gregarious, pale green, small, I.Sio 2 on both stdet; basal cells rectangular near cosa. 7-8 ji mm long, ixofusely innovaung at base, radiculose wide and 18-20 |x long, quadrate towards margin. 7­ below; leaves (dry) curled, (moist) spreading, 1.5 10 u wide, (hick walled, without chloraplasu and mm long, lanceolaie from a broad ovaieoblong walls yellowish; plants withoM capiulei. Bapna A Choudhar)

. 1 c m b,c > _ ^ m m

^ . 7 m m

F i g • i Hf. I. 7>*iM,c. Icivu; d tofapa; «. cclli mmiddboriatfiloni ihc nurjn; f. oelb ■ Imm of la^ (. k. puifUWivil i. (pore B f. 2. Aitotcunfiwn suacluyaitmm.». pUnl; b kuvu;c. lufapcx; d. oclli in i^spcf pan of leaf: c. tpiol inanw of 1 (.calUatbu«oricaf .|.maiiinilcelUaithebascoftcar.Fi|. 3. Sa/!>W«caiu(ricla.a.ptaflt:b^lc>ira;d. cdli in upper pafloflail^t.c hi ^Ncal m aifin of tu t: f. cells at bate of leaf; |. capuilu: K penuonie; i. floret. Fig. 4. B twuJu a phnu b;c. tcava; d. leaf t. < from appei part o( kal; f. cclli fiwn mNUle of leaf; oelli from b a u of leaf. h. oqmilc*: i. penoome: J. tpoict. On moisi soil or calcareous nocks or on old waJIs, conic foarate; spores rounded 13 to 16 u with few 11) shaded places fonning cicnsc mats, motsuic modcraic. papillae. LocaJity: Banswara - Kagdirall.Goduun Ghai - near On moist rtxrks or old walls. railway bridge, Kumbhalgarh. Mount Abu - Bhaniipur Souse, near Hanuman lemplc on way to Gaumulch. LocaJjiy: Mount Abu - Sunset [>otni. Nakki Lake. Bryoeryihrophyllum Chen. Hedwigu 80:4. 250. Barbula Hedw., Spcc Muse, 115. 1801. 1941. Key to the species B recurvirostrum (Hedw.) Chen. Hcdwigij 80.255. 104 1. Weissia recurvirosirts Hed w., S pcc. M use.. 71. Leaves compact, cells smooth B consincia 1801. Plants yellowish green or bright green, reddish Leaves lax, cells papillose B vmeahs below, cacspiio.sc; stem 12 cm high, crcct, simple or Barbula consirtr.ia Mitt,, J. Linn. Soc Bot. SuppI branched, lomcniosc below; leaves (dry) twisted, ! 33, 1859. Plants green, with a dull brown unge, (moist) spreading widely from appresff-d base. I mm forming dense cushions, brarichcd 1.8 cm high, with long, linear lancct)latc, acuic or mucronatc, smooth rcddi.sh tomenium below, leaves (dry) conioncd. entire, faintly dcnticuIatc at apex, margin revolute (moist) erect spreading. 2.5 mm long, crowded at apex, nearly to apex; costa strong, ending rwar ipcx tu short claspmg the stem, longly lanccolaie from a broad excurrcnt. upper cells small 7-10 p wide quadratr- ovate base, tapering to a long acumen, margm entire, hexagonai. densely papillose, bxsal cclls large, 10 M rccurvcd: cosu subpercurrcnt, brownish, upper cells ' 14 p bruad and twice as long a.s broad, rectangular quadrate, smooth, turbid. 6-8 p wide. ba.sal cells more smooth, hyaline, oor pale brown; no fruiting stage orlcssrcctangular.9-10^l wide and 12-16 )j long; seta observed. 1.2 cm long, flexuous; capsule erect or slightly On moist soil over rocks inclined, um 2.3 mm long; operculum conic-rosiratc; peristome of long 32 filiform crura, ansing from a Locality; Mount Abu - Anadra point basal membrane, brownish, papillose; spores brown, llydrogonium (C. Muell.) Jac<{) circular, 10-15 p in diameter. Ber. S. Gall. Naturw. Ges. 1877-78. 405. 1880. On moist rocks with liitJc mineral soil under Key to tfxctes moderate light, often mixed with llyophila involuia. rarely with Funaria hygromeinca. Leaf apex slighiJy rounded or widely acute; cosia ending below apex II arcuaium Locality: Mount Abu-Sunsct point. Kumbhalgarh. Leaf apex acute; cosu cxcurrent. mucroruike poinl B. vineatis Bnd.,Bryol Univ. 1. 830, 1827. Dioicous, II. consangmneum plants slender, densely tufied, green above brownish below, erect. 2 cm high, branched, brar>chcs equally H arcuaium (Gnff.) Wijk. it Marg., Taxon 7: 289. high, lower pan felted with rhizoids; stem flexuose. 1958. slender; lower leaves shoner and lax, upper crowded Barbuia wcuaia Gnff. in Cal. J. Nat. Hist. 2:491.1842 to form a comal tuft; leaves (dry) cnspcd or twisted. < moist) spreading, 2.5-3 mm long, longly linear II comnswn (Dcu. Sl Milk) Milp , in Bcih. Boc Centrabi. lanceolatc from an ovate erect base, obtuse aprx. 50; 622, 1933. margin rccurvcd above the middle; costa strong, B comosa Do7 & Molk., Ann Sc Nat Bot Scr. 3: reddish, ceasing below apex; upper cells small. 6-10 299. 1844. Monoicous; plants in dente cushions, p wide, hexagonal rounded, merassaie, papillose but green above and brownish below. 7 mm to 12 mm ^icttnrf w. i/j ,i ■»!»«-* j -m long as broad, rectangular, hyaline or ye!lowi\h. innovations near apex, densely felted by rtii/.oid( unooih; penchaetial bracts usually shcaihmg; seu below, leaves (dry) patent or wi(/i iheir upt curved flexucse. I.6cm long; capsule erect.oblong-cylindric. hack, (moist) crcctx>-patcni. 2.2 mm long, lanccolaie am 2.8 mm long; chesuiut brown, pensiome deeply from brood base, margin entire, slightly toothed above kibod with seveni twisu lo the tcA, papillose; operculum ditc to emerging ends of the celli. apex, slightly b I m m c - e. 0 5 m m

1 cm b ------' 5 m m c-e,h.i ------' ' 05mm 1 q ------' ) m m

05 mm Fif. 5. BrytMrythrophylliun rtcum rostri i pUm; b. Icivti; c. k j / »pe»; d oelli from «« F i| 7 H C(MM

H con.r(2njuin«uffl rniw ait. & Miti.) Hilp., Beih. Bot. Gymrutstomum involutum I look.. Muse F.xtH. 2: 154, Ccntrabl. 50; 626, 1933. Dioicous; dark green lo bluish green pbnis. in 8 consangutneum Thwaii. & Min., J. Linn Soc. dense tufts, 5-12 mm long, sometimes 2 4 cm long, London, 13: 300,1872; Mcdiuni siycd plants in dense simple or branched; k^aves large, crowded at ape* greenish mats, 1.5 cm long, simple or branched, (dry) incurved wiihinrolled margin (mt>isi) s|)rcading. iliickly radiculosc below; leaves sparse and distant 3.5-4 mm long, oblong, acuie, entire or finally crenulatr below, forming a comal lufi above, (dry) tips curved above; costa subpercurreni jKTcurrent; upfier cells hack (moist) erectopatcnt, 2.1-2.4 mm long, oblong nmndcd-quadntir, 8.10 ^ wide, papillase. walls lanceolate, enure smooth, margin, apiculaie; co.sta thickened, median cells rectangular 8 10 px 15 16)i, cjiended as an excurreni mucronatc jx)ini basal cells large, almosc rectangular, 9 12 p wide, 4­ consisting of 2-3 cells, yellowish, prominent ai back, 5 times as lt>ng as broad; leaves of male plants smaller with a few papillae; upper cells, thin walled, quadrate (2.5 to4 mm long).pcrichaetiatcmiirul; vctielongBied, polygonal, 5-7 |i cells rectangular, broad: planLs 9-l2mmlong; capsule erect, 3 mm high, um 2 mm sterile. kjrig, narrowly cyLnclncal, annulus rcvolubic: opouuktm On moist soil associated with Rtcciaaravalliensis with an elongated beak (conic nwiraie); pensiomc Uyophila mvoluia, Brachymentum acuminaium. lacking, calyptra cucullate; spcwes spherical, smtxxh, Locality: Mount Abu, Sunset point. 13-15 u If diameter. Hymenosrylium Brld. Bryol. Univ. 2:81 Suppl. 3, On clay over .suxics. or on rock.s or on exposed 1827; II recurvirosirum (Hcdw.) Dix., Rev. Brjol soil along water channels Usual as.socuilev ire Lichens. 6: 96. \9'iA. Gymnosiomum recurvirosirum A’k f la species, SrmiharhuJa orwnialu. Hrcwhymeiuum Hcdw.. Spec. Muse. 33, 1801 eitle, rarely with HydroKonium innsanguinfum, Uarbula lonMricia. hUsidrns iytve.uuui, FuAtiria Dioicous; plants in dense tufLs, yellowish green hygromriruj wiih lower raddish region, crcct. up to 2 cm long, branched; stem triangular in cross scciion. ^kithoui a Ux.a!iiy AU-.'^r Naridlcshwar.Hanswara M.-Mlar MiIIj, ccniral strand; leaves in several rows (dry ) contoned Jaipur-behind UniveiMly campus, K

S. llymtrnojryiiMmrtCMrwosirum a plun: b.c. k iv c i. <1 c cclUfn>iTivfiperp«nof k^f. f c d li from apicAl m u p n k if. f ocU< from base of IcW Htg 9. Pfyopktia trnvoluia ■. fan«k pUiM, b. maJc piam, c. d leaves, e. Ic^f apex, f oeUs from uppci pan of leaf, g. cclli fK»n mHiJkolleaf:h cclltffonibuc oflcaf; I capiutc, J ipmcs. Fif. 10 PUmock^tU sf^mrroa^ a piiiM, b.c_ feavcs, d. lea/af>cx: c-celH from UpfWT part of leaf; F c«lh from bate of leaf. |. capauk. Barbula squarrosa Brid., Bryol. Univ. 1: 833, 1827. Key to the species: Ptanu yellowish green, robust. 2 cm uli, Icwscly lufied, simple or branched; stem cxcci, flcxuosc; Plants robust up lo 2.5cm long T am m oia leaves (dry) curvcd and iwistcd with inrolled apiccs Plants slender, small up lo 10 cm long T iiimunaia and apprcssed (moisi) squarrose-qiraKling, 2.5 mm T a«omaya(Bruch,Sehimp.iJiGymh.)Limpr..Laubm. long, crowded ai apex, long lanceolaic from a broad Dcutschl. 1:592,1888 crcci sheathing base, acuic, margin plane, final soraicujbelow ihemiddle; nervestrong, pcFCurrcnt Barbula anomaia Bruch,, Schimp & Gumb., Bryol or shorUy excurrcni; upper and median ccUs rounded- Europea 2; 107.1842, Planu robust, in loose tuft's, or quadrate, 7-10 ^ wide, finely papillose, obscure, small cushions, or large patches; light green to incressate, median basal cells small, 5-6 ^ broad and ’ cllowish green; stem 2.5 cm long, ercct, flcxuosc, 8-11 M long, rectangular, with rounded angles, ratcly branched, densely radiculo<;c at base which yellowish, marginal cells at base large, 9-14.5 ^ r\jns B large di.uance thrcjugh the stem, leaves (dry) broad and 25-38^1 long, hyaline, ihin walled, in many Curled, (moisi) crcci-^reading, 2.5 mm long, disuni series, abruptly passing in the median ones, forming a below, in lufts at apex, laiKColatc, or nearly Imgubic, very distinct band, gradually marrowing upwards; acuic, margin enure. s4ighily tooUvcd ai apex, nerve seia 1.8 cm long, red and pale above; capsule oblong- strong, greenish yellow, ending below apex, lamina cylindncal, urn 2.8 mm. capsulcs were also dehisced bisuatose, cclls !imall and rounded-guMlraie, 4-7 p s ( td pcrtscomc dtescroycrf. Wide, exctpt al base where hyaline, ouadrjic pC3CU)nj{ulai 9-10 n broad and 16 p long, seta 2 cm long, capsule On roclts or bark of trees, on bank of a tank. erect or slightly inclincd, cylindrical, \lighily arcuate, Locality; Mount Abu-Kodra Dam. brownish red; um 3.5 mm long, pcnstnnvc desuoyed; opcrculum long, conical wuh a long beak, sp<¥cs 'iermbarbula Herz. ex. Hilp., Beih. BoL Cenualbl 50: smooth. 16 M in diameter. 526.1933. 5. ori>nia/«(Wtb.)Wijk.ci. Marg .Taxon, 74-1959. On moisi soil nch in humus or rock.v or old walls under shady places or in modcrme light, in mmtic places rrichostomum orieniale Web., Arch. Sysi. Naturf, 1; associated wiih Ptaniochaama apperuitculaiujn 129, 1804. Plants yellowish green or green, erect, in lense tufts, slender 1 .5-2.0 cm long, dichotomously Locality; Ajmer-Happy valley, Kumbhalgarh. Mouni jranchcd; leaves (dry) crisped, (moisi) paicni, 1,5- Abu-TraveriaJ.on way toParasramji.Sawai Madh^tpur. t mm long, lincar-lanceolatc. broader att base, and Udai pur - Ke wan - ke - nal, urrowcr towards apex, obiuse or sub-acutc. margin dimunaia (C Muell) Chen, Mcdwigia KO rvolute; nerve strong, ending just below the apex, 176, 1941. iTclowish or brown, promirient below, very rough ai he back and densely papillose; upper cells smaller, 6- Trichostonum dtmunam C. Muell., in Naova Gumale !.5 ^ wide, papillose, thin walled, hexagonal, basal Boi. ItaJ. 5: 176, 1898. Slender, small, dull green nediancclls eiongatoJ-ncciangular, 9-10 ^ wide and 2- planu in loose tufis, 5-7 mm high, simple, radiculose I limes as long as broad, marginal basal cells smaller, below; leaves (dry) twisted andcurlcd (moisij erect- wa erect, 5 mm long, reddish below and lighcr above; patent, 3.5mm king, crowded ai apex,distant below, <:apsulc OTCt, scraighL urn 0.8 mm high, pensUHne lamina bistraioac cxccpt at ba.se. laih eolaic or nearly utscned beiow mouih, longimdinally split, papillose; lingulate, involute, obtuse, slightly loothed at apex, opciculum rosuaic from a conic base; spores 12-16 m- coaa ending ja a below apex; upper cclls rounded quadrate. 7-9 p wide, basal cclls large, elongated Ptanis grow on moist rocks in dense tufis or on rectangular. 10-16 p wide and 5-6 umcs as long as walls as old house, associated sometimes with btoad, thick walled, marginal ctlli at base unaller, scu Brachymenium exile. Hyopkila uvoluu 1 i mm lone: capniie crect. cylindrical, um I 8 mm Uxality-. A lw ir-N aadkshw ir KumbhaJgarh fort. loog; pensome and opcrculum destroyed: sporcti MouRt Abu-Nak±i take. Acfaangarh. ■nooih, roonded 9-12 p in diameter Timimella (De N ol) Limpr.. Laufan. Deulschl. I; S90, On o4d walls or on oxtrtyards or on swl nch in 1S89 lime, aiaryiairtl with Gymuiouomiella v<^rnuoia r ' . . . 72mm ;u

F i g . n ' ^

F it. I >. SinnbnrbiJa a. iM m : d. kpci. e. m 4 Jim «tU) (m m h « c of leaf. L m iiY uul ecU« M boc of U«C: |- dtaoui^ [upilloic ciMU •! the K us of leaf, Ji, i. ci|Kai«t,j. operculum, i p c n tiim c . I i{K>rc> F i| 12. Tum u lla a^ n g lti i,b pUnu.^d IcA’Xi, c crilt fium upper pan of leaf, f cclU frum apiul m ir|ln of lu ' n r.cdian cclU (ram baie of Icfvci; h b«alihV{mA celh. Id ^O lc.j opcitulw). k. (pOK». h t. IJ. r,irfwwmiu«.a.h.ptau4;0« taavc.i k if i(iu,(.ccl|^ro^B,uppctpani)f lul.h.inM ba\oiU t(iw bncq[|c*f. I maiginal csUi M baacof Iqif, j. Qipfitk.k ipoiu. 1 c m • 5 m m

• 5 T>m ■ 0 S m m F ig. U

'V I

6 m m b e t . 5 m m 0 5 m m g - i 1 m m Fi'g. 15

B« 14 ToriidUi murola • ptaii. b. M l; c. h J d cetli from upper ptn of tu i. c iipical n u rjin of kiJ, ( calli from boM df Vtaf n | ; 15. Wtiaia amtrtnma, i. pUnt; b. c. U— «: A. ocUifroni upp« )mii of lu f. > tM diai calfa ■ b u c al l«l. f Rxriaul otUi o bucof Ual. (. h. oipuilM: i opemilun. j. ptn Home, k_ tptm i Locality. Mourn Abu, M long: upper cdb sutiquadraie-fKUfonal. 12-15 u Toriula Hcdw. Spec. Misc. 122, 1801. wide. dvlof^ylVwe. p^>t1kMe on both nofacei. bual cells quaidraie 10 mon: or leu itctangulv. 15-16 U T. muralis Hedw., Spec. M hk. 123, 1801. P l» tt wide and 18-32 lonf; (htkbg not observed. bright on glaucous gr^n, growiitg in snuil dense cushioos.up to 12 mm long, simple or dichoiomously On walls o f old houses m z ly on mout •oM ia branched; leaves (dry) iwisted and curled, (Moisi) dense cushions; convnKxi. crea-spnading. 1.7 mm long, oblong, cuspirtata. margin Locality; Ajmer-TanKarti, Bdcuor, ChrUorgadi. recurved nearly to the b«se eniire: cosia suong. Jodhpur-Krlandorc, Jaipur-Xaer, Pvasramji. Sawai yellowish icruc. excunent as a smooth hair. 190-200 h^adhopur, Svohi-Kotar, LMaipur-Commoo. Weissia Hedw., Spec. Muse. 67, 1801. 16 specics occur in western Himalayas, 11 in East W. controveria. Small slender planu, S mm long, Himalayas and 8 in South India. Mount Abu being forming dense cushions, ereci, simple, rarely branched; atihigh^ altitude aod having high humidity as leaves (dry) crisped (moist) erect-spreading, 3 mm compared to plains and other regions, the number of long, linear-lanceolate, sharply pointed, involute species occurring there is always high. Our above, entire; nerve strong, excurrent as a pale mucro; collection consdtute, the first record and taxonomic upper cells rounded-quadrate, 6-7 ^ wide, densely description of 16 species from Rajasthan. papillose on bothsurfuxs.obscurc, thin-walled, basal It may be concluded that majority of the species cells almost rectangular hyaline 7-10 p wide and 3 to found in various parts of India are repnesenied in S limes as long as broad; seta 4-6 cm long, yellow; Rajasthan. Most of the mosses arc annuals. They capsule erect, oval-oblong, dark brown, with narrow generally form plentiful sex organs but mature mouth, um oblong, um 0.8-1 mm long; opcrculum sporophytes are found rarely, particularly in the forms obliquely long rostrate, annulus persistent; peristome growing in plains. inserted below mouth, 16 short, papillose; spores brown, rounded papillose, 14-18 ^ in diameter. 1 thank Mr. A Ji Norkea formeriy of British Museum (Natural History), London for his help in identifying On old walls of birdges, on crevices of rocks and the species. calcareous soils; fruiting in winter; associated wjth Brachymenium acuminaium and sometimes with REFERENCES recurvirosirum. Bapna K R 1975 On Funaria (Entosthodon) Nutans Locality: Mount Abu-ncar Bharaipur house, (Miu.) Broth, from Rajasthan and its distribution J Kumbhalgarh. Indian boi Soc 54 234-237. calcareum Nees el Homsch. in Bryol. Bapna, K R 1980 Occurrence of Fissidens Hcdw in Germ. 1; 153,1823. Plants in dense lufLS, small, R^asthan / Indian bot Soc 59 20-26. green, on rocks containing lime; stem 2-2.8 mm long, Brothelhrus V F 1898 Contribuiions to the Bryological branched, with lufis of leaves ai apex, leaves short and Flora of the North Western Himalayas Acia Soc Fenn sparse below; leaves spathulate to lingulate. broad, M 1 ^ . . erectopatent. with blunt acute or rounded apex; margin flat; costa prominent ending below apex; Brothelhrus VF 1898 Contributions to the Bryological rough on back; basal cells elongated, recungular, flora of Southern India Rec Bot Surv India 1 311 -329. 41xl2m; upper cells somewhat quadrate, papillose, Dixon H N 1929 Mosses collccied in Waziristan by Mi seta terminal erect up to 3 mm long; rostrate, jFemande in \921J Bombay nat H Lsi Soc 3321\-2&2. calyptra cucullate; peristome absent Dixon HN 1930 Additions to the Flora of North On moist rocks with chalk. Western Himalayas Ann Bryol 3 51-70. Locality; Mount Abu. Griffiih W 1949a Nalulae Plantae Asiaiicae Calcuiia Mosses. 386-485. DISCUSION Gnfnth W 1949 leones Flaniarum Asialicarum P lU Rajasthan remains dry for most part of the year, Calcutta. however, in cervices of the rocks and near the Mitten W 1859 M u^i Indiac oncnaiis J Luut Soc Boi streams, where there is enough shade and moisture, the mosses are commonly found. Due to extremes of Suppl 1-171. climate, only a limited number of species which have Moniagne C 1852 Cryptogamac N i Ighericnses Awi 5ci a wide range of tolciance occur in Rajasthan. All the Nal Bot Ser 2 1 37-47.