Contributions to the botany of India

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membranaceis utrinque fabris, corolla glabra se entis ovatis acutiusculis, cor. St. soliolis supra Planis obovalibus obtusissimis angulo interiore brevi obtuso, solliculis Suarieatis crassis obtusis serrugineo-sarinosis.-Br. in Mem. Eoc. mem. 1. p. 26; Noem. et Sch. πεt. Ness. 6. p. 5I; Syr. v8t. l. p. BU;

The alpine varicty has much larger Howers, and the segments of the corolla very obtuse: it dous not appear, hoWever, to differ in any other respuet. 20. H. Lacuna herb. IIam .: volubilis, soliis coriaceo-mcmbranaceis eo datis ovatisvo acuminatis supra pubescentibus subtus velutinis, eorollio se montis obtusis, eor. st. soliolis angulo interiore brevi subulato erecto, folliculis e basi crasso obtuse acuminatis velutinis.-mrb. Ηam. J n. 770.- mali. Arei p. n. 24. L 146, 156 absque nom. .-ΚOrma; mmition. Seguen. ς Mallich. Nom. Officin. Hind., La n.- R. M.

Corolla rotata, 5-sda. Corona staminea 5ethylla ; soliolis membranaceis haleribus reflexis, angulo interiore in dentem subulatum erectum producto. Anilicree mcmbrana terminatae. Massae Pollinis erectae, approximatae, ad dorsum corpusculi basi affixae. Stigma apiculatum.-Frutex volubilis i aut decumbens y Folia opposita, oblonga, acuminata, carnosa. Flores majusculi Corolla alte 5-fida, segmentis lineari clanceolatis, tubo piloso. Coronae soliolia lata, lateribus arcte reflexis marginibusque conniventibus, ita ut Papilionis

sedentis alae. This genus is silliod io mya hoth in habit und in tho structuro of tho flowera, dis fering principalty in having sol iaceous in placo of fleshy c Wn-Ioavos, and in thodorini not laterat attachment of tho pollen masses to the corpuscle.

My specimens do not posscss a Persect umbes R. M.

Corolla rotata, patens, repando 5-dentata. Corona staminea 5-phylla; soliolis inflatis, antheris oppositis. Anulerio membrana terminatae. Fit menta e basi ad apicem bipartita, cruribus cum crure filamenti utrinquo proximi mi arcto coalitis filamenta 5 antheris coronaeque soliolis alternantia compusculis stigmatis opposita es mantibus. Μωsae pollinis basi affixae, orectae, subcylindraces . Stigma depressum.-Frutex volubilis. Folia Opposita Ovato-lanccolata, acuminata, glabra, carnosa. Umbellae laterales, longiuscule po-dunculatae, paucissorae. Flores magni.

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Τhis curious genus is alliod in liabit to uisa but is ut onco distinguished from itand Everi ollier by the reniarkahle division os iis filamonis ; and. When hetter knO u. may tena to change our ideas of the structuro os these organs, in this division at leastos the ordor, by rendering it prohahlo that the normal sorm is to havo ten filamentsnnd ten an iners. Which hecomo redueed to suo by promuro during their develOpment. The principut objection to this vio. in the prosoni instaneo arisos Dom there heingoniv sive anthors to tho ten filamonis, hut whicli on further examination may boso und to strengthen rathor than Woahen tho conjecturo.

Corolla urceolata, 5-fida, nunc Subrotata. Corona staminea 5-phylla; foliolis compressis, intus simplicibus. Antii crio membrana terminatae. Massa pollinis crocuo, basi amxae. Stigma muticum vel rostratum. Folliculi boves. Sumina eomosu.-Frutices saepius volubiles. Foliu opposita, membranacea, latiuscula. Cymae vel thyrsi interpotiolures.

k l. Corollae Dux nuda. I. M. Brunoniana IV. & A. :) volubilis glubra, soliis late cordato-ovatisncuminatis, pedunculis petiolo brcvioribus, floribus cumosis majus ulis glabris, corollae segmentis Obtusis, cor. St. foliolis attonitatis gynosterium aequantibus, stigmate obtusu upiculato.- Wight. I cat. n. 1524. Prope Columnia. The cymes in this specios are smali, but the sto vors tiro the largost of the genus Wo have met with. ἶ 2. Corollae tubua intu8 pGracenκ.

2. M. Rosei Wight: volubilis tota tomontosa, soliis lato cordatis ovatisve acuminatis, cymis solio brcvioribus, calyce hirsuto, corollae intus hirsutae sauce plicis 5 sinubus oppositis coronata, cor. St. soliolis gynoslegio multo longioribus apice fili formibus, stigmate obtuse apiculato. . velutina, here. Noyle non Brown .-Kenour; Role. Simin; Dom. Comitiam de Duia

The plicae at tho bottom of the sinus heiween tho segments of the corolla ulmost resemblu thichisti scales.- R. M. 3. M. anguati lia Uight: volubilis ramosissima, caulo ramis pedunculisquc puberulis, foliis adultis glabris subsessilibus lanceolatis, cymis solio brevioribus geminis pauci floris, corollae segmontis ligulatis tubo intus pubescento, cor. st. soliolis gynostinio brevioribus, stigmatu truncato.-Marsdonia, mali. I AMDp. n. 58; Rumph. Amb. 5. t.' 40. f. 1 8-In collibus apud Promo; Massich.- R. m. I 3. Corolis Duae atque tubus barbati, tubi pilis 5 asciculatia re ais. 4. M. tinctoria R. Brown : volubilis, soliis ovatis oblongi suo acuminatis basi cordatis in labris supra versus basin glandula instructis, thyrsis latcralibus, foribus parvis, lauco barbata, cor. st . soliolis gynostcgium subaequantibiis subulatis, Stigmate mutico. r. in IV m. 8θα mem. I. p. 39; Noem. et

here. Num I n. 752. ilhet et Promo; Mallich. Gual para ; Humilion. Although Hamilton in his herbarium nantes this Cyn. tingen3, it is qui tu

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distinet Dom a plant he himseli liad previ sty seni s m Pegu to tho Calcutta Botante Garden under the namo of Asclep. tingena: this last is our Gymnema tingena. We considor stis a very doubi ut nativo of the Peninsula; our Only specimens troin thence bcing from Κlein's herbarium, mi thout tholocali ty mentioned; While, on the other hancl, in Wallicli 's collection, specimens hom the fame herbarium are macted as procured hom the Missiona

5. M. Hamiltonii Uight: volubilis glabra, soliis cordato-oblongis acuminatis, cymis subcapitul dormibus multi floris potiolo brevioribus, foribus parvis, corollae tubo ventricoso sauce villis clausa, eor. St. soliolis in noste o longioribus apice attenuatis, pollinis massis oblongis corpusculo minutissimo aflixis, stigmate apiculato.-Cynanchum, Mall. I A lep. n. M.-C. reticulatum, herb.m m. s n. 750 Apud Suhanagur; Hamilton. From thc mst. synonyms attachel in this plant in his herbarium now hc-Ionging to the Universi ty of Εdinburgh , Hamilton appcars to have tinen his specific name Dom the supposition Os iis being Apocynum reticulatum os WillilenoW: ns, howeveri it is certainly not so, and as the leaves of this spe- eius are much less distinctly reticulatea than those os M. tinctoria, I havetaken the liber os chaning the name.- R. m. f 4. Corollae Duae nuda, tubus varaim pilosus. Cor. 8t. filiola latiu8cula, apice truneata vel bis a lobo uno acuminato alteram curini formam prope barin gerente. Cynue patentea magnin multiforae, foribua maju3culiδ.

s. M. Calesiana Wight: volubilis pubescens, soliis cordatis vel cordato-

ovatis acuminatis utrinquo tomentosis, cymis magnis) multistoris, corollae segmentis angustis acutis margine revolutis, eor. st. soliolis alte bifidis Iobo uno longiore antlierio incumsunto altero breviore versus basin carinisormi, stigmate apiculato.-Pergularia Calesiana, here. Ham .s; mali.J Awl. n. 57, e. Apud JIorang; Hamilton.- R. M. 7. M. tenaciarima W. & A.: volubilis, soliis cordatis acuminatis utrinque tomentosis, cymis magnis, corollae segmentis latis obtusis, cor. st . soliolis latis apice truncatis subintegris vel bisurcatis, stigmate obtuse apiculato Might. scat. n. 1526.-Λselopias tenacissima, Bois. J Cor. 3. p. 35. t. 240; s. Dd. 2. p. 31; in coet. mere. Ind. or. mus. tat . 1391; mali. J A3cl. n. 57.-A. tomentosa, herb. Madr. J-A. echinata, herb. Madris ymnema tenacissima, Syr.vδt. 1. p. 844.-In collibus Rajemulit; R burgh. Chittagong; Mallich. Although wo have it Dom the Madras herbarium, it is probul,ly uot a nativo os ino Poninsula: the specimens under the naino os A. tomento aro homilio Missionaries' garden; stat under A. echinum mas sunt to Κletu so numed

by IIcync, but is obvi sty not the plant of Roxburgh. X. COSMOSTIGMA. Fight.

Corolla rotata, 5-partita. Corona staminea 5-phylla; soliolis compressis bifidis. Antherio ventricosae membrana terminatio. Massae Pollinis creetae, corpusculo stigmatis ope appendiculi longi penduli basi aflixto. Stigma muti cum ala angustu fleXuosa repanda coronatum. Folliculi magni lineari-oblongi obtusi laeves. Semina comosa.-Frutices volubiles. Folia Opposita,mcmbranacea. Corymbi stupo geminati, longe Pedunculati. Flores parvi.

I havo separat od this Dom Mars nia principalty on account of the very poculiarnnil hoauti sui stigma: the elein leas eis of the corona allies it to the lust secticin of

i lint genus.

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Corolla rotata, 6-partita. Corona staminca 5-ptiylla; soliolis dilatatis intus processu auetis. Anthem membrana stigmati incumbente terminatae. Massinpollinis erectae, obsoleto tetragonae, hine margine pellucida. Folliculi Isoves Semina comosa.-Frutices volubilcs. Foliu Opposita, supra versus basin iandula minuta instructa. Umbolis Parvae, interpetiolares, brevo pedunculauo.

Οwing to tho variabio naturo of tho corona in thig genus, We have been undor this necemity of mahing iis ementiat character rost on the so and structure of th pollen masses swhieli rosemblo those of Stapetia and iis alliosin, and tho tWining h Dit. Each of tho species roserred to this geuus hiis a Drm os the crown peculiar tollaeis: tho firgilias tho Ioasseis dilat , entire, and sprending, With the interior process similar in form but smulier; the seconii tins illem obcordulo, much dilat d, With the margins Deo and ovorlapping, and the interior procem erect feshy, ineum-bent on and Dearly equulling the gyn togium in height; in the third they aro furianishod With a subulato tooth or hora on tho bach, Whilo tho interior procosa is reduced to a mere gland.

1. H. Tunjoremis W. & Α.: volubilis glabra, soliis late ovatis oblongisve breviter acuminatis basi obtusis cordatisve uncias longis 1 latis , Ρ dunculis potiolo brevioribus paucissoris, cor. St. soliolis patentibus latis truncatis processu interiore lingui formi, solliculis divaricatis tenuibus fabris apioo uncinatis. Mighis cat. n. 1527. tapolia involucrata, herb. Madris; mali. IA8clep. n. 112.-In arenosis provincim Tan ore. Wo havo met with this plant in collections, undee the namo os Mapesia volusilis and S. involucrata, sent by the Tranquebar missionaries, but both osthmo names are equali F applicabie to the ollier species. 2. H. Mulli si Wight: volubilis, ramis utrinque linea laterali pubescente, soliis ovatis acuminatis glabris B uncias longis 2G latis , pedunculis brevissimis paucissoris, cor. st. soliolis valde dilatatis obcordatis processu interiore erecto Eumoso gynOsteio incumbente.- Mau. f Aδclep. n. I absque nom. heopors; Mallich. The interior processes scem to cohero flightly by the margins, so ing - it mero a iube around the gynosicium, but, s in the imperfection os myspecimens, I am sar Dom certain that they actualty do w.- R. m. 3. H. alata Wight: volubilis, ramis utrinque linea latcrali pubescente, soliis ovatis acuminatis glabris 5 uncias longis Ira latis , umbellis pauci floris subsessilibus, cor. st. soliolis cuspidatis dorso dento subulato instruct processu interiore glanduliosormi, folliculis tonuibus glabris divaricatis. Hoya alata, mali. I AMDp. n. 136. opes; Mallich.-MassoOrce; NUD.

Corolla hypocratorisormis, tubo urceolato. Corona staminea 5-phylla; soliolis compressis apico indivisis, intus lacinula auctis. Anthorso membrana terminatae. Massae pollinis crocis. Stigma muticum. Fossiculi laeves, ventricosi. Semina comosa Plantae volubilcs. Folia lati evia, membranacea. mae interpetiolarcs.-Flores flavescentes, odorati. 1. Ρ. milli W. & A.: volubilis, ramis tenuibus molliter pubescontibus, soliis cordatis acuminatis, cymis subsessilibus multi floris, corollae segmentis ligulatis tubo intus glabro gynosicium Vix superante longioribus, Cor. St. ejusque processu Stigma apiculatum superantibus.- Might. I cat. n. 1528. P. viridis, here. Iram. J-P. limbata, mali. J Aδctep. n. 61.-Asclepias pallida,

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cordatis acuminatis ad venas pubescentibus, cymis breve Pedunculatis multi floris, corollae segmentis brevibus obtusis, tubo gynoslegium duplo superante intus lineis quinque deflexo-pilosis e sinubus decurrentibus, Cor. St. nosteium aequante.-Sm. ic. mei. t. 16; Roab. in coet. merc. Ind. or. muδ. t. 122; Brown in me . Roc. mem. 1. p. 31 ; Artur. bot. rep. t. 135; Noem. et 8 h. vat. veg. 6. p. 54 ; Spr. Uxt. 1. p. 843; mali. I A-lep. u. 60, a, c ex parte);MUht. 1 cat. n. 1529.-Cynanctium odoratissimum, Lot r. s. Cochin. 1. p. 206. sclepias odoratissima, Roab. s. Ind. 2. p. 47.-Rumph. Amb. 7. t. 2 I. in 1.

- In Peninsula vix ac ne vix indigena ; herb. Madma. Promo; Mallich. Pagamow; Mallich. Palma; mmitton. Cliinal Finluseon. P. minor of Andrems, suems to be a variety Os illis Plant, ns lias Monstatod by Smith, arising Dom cultivation. As a proos os this, it may bo mentioned that, although sent D m East India, no bolanist thero luis been ableto detect iso fame foran in illo Wild state. XIII. DISCHIDIA. R. Brown.-Collyris, Vul. Corolla urceolata, 5-sda. Corona staminea 6-phylla; soliolis bifidis, lobis

patentibus apice recurvis. Antlieres membrana terminatae. II sae pollinis Ereetur, basi affxm. Stigma muticum. Folliculi laeves. Semina comosa.-Ηorbae perennes, in arboribus parasiticae, Iactescentes. Caules ad genicula inferiora radicantes. Folia opposita, cretassa, carnosa. Flores ParVi. I. D. Ben ademia Colebr. :) carnosa, caule soliisque lanceolatis glabris, cymis subcapituli formibus breve pedunculatis.- lebr. in Lirin. Foc. trana. I 2. p. 357; Spr. yy8t. 1. p. 844; m . in bot. mag. t. 2916; mali. 1 L. n. 420. . D. lanceolata, mali. J Asclep. n. 62. illiet; Mallich.- R. M. 2. D. Nummularia R. Brown: carnosa, caulo soliisque orbicularibus acutis sarinosis, pedunculis lateralibus pauci floris.-R. Brown Drod. s. nov. mil. l. p. 461; Rom. et Schult. s. p. 57 ; Syr. aDt. 1. p. B44; mali. J L. n. 4204.-Dischidia, Mall. J Agiae p. n. 63.-Collyris minor, Vahl. in act. me. hist. niat. Η n. s. p. IIJ.-Nummularia lactea minor prima, Rumph. Amb. 5. p. 472. t. 176. f. 1.-Pluk. t. 354. f. 28- . . . . I heri. FinDDon. Ρenanget Singaporo, etiamque ad ripas Attran in Martabania; Mallich. Vahi's essentiat character, foliis oblongo-Ovatis,' may pcrhaps bolong ton difforent species, although ho resera mittiout doubi to the abovo figure in Rumphius : with whicla figure, howevor, sto only specimen I have Seon, Col-lccted by Finlavson, Witliout any localiu specified, accoms Woll.- R. m. 3. D. Mallictii Wight: in carnosa, caule soliisque orbicularibus glabris haud sarinosis.-Dischidia, mali. J Aaclep. n. 64.-Nummularia lactea minor Secunda, Rumph. Amb. 5. t. 176.1. 2l inmpore: Mallich. De Wallich suggesta, in a note utinchod to tho spceimens, iliat this maybo Rumphius' Amb. 5. t. I76. s. 1, and tho Collyria minor of V l. I havo solio ed Me Brown in assigning tho sormer of thcse synonyms to D. Nummularia, but Rumphius' f. 2. os the samo Plato scems in be the proscnt plant. Tho specimens I have seen aro not in flower.- N. M. ' 4. D. cunei IH Wall. - mali. L. n. 4206 Attran in Martabania,

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nunc coronata. Corona staminea nulla. Antherae membrana torminata .

Massae pollinis eructae, basi assi xx. Folliculi laevos. Semina saepe marginata, ad umbilicum comosa.-Frutices vel suffrutices saepius volubiles. Folia opposita, membranacea Plana. Umbellae interpetiolares, cymisorinus.

k 1. Corolis tubus intus pilogus, fauce denticulis quam ullisve 5 decurrentib

coronata.

I. G. luctiferum R. Brown: erectum V vel sub volubile, glabrum, soliis

breve potiolatis ovatis obtuso acuminatis saepe imoqui lateris, umbellis petiolo brevioribus plurifloris, corollae parvae fauce tuberculis carnosis coronata, tubo intus linea pilosa duplici e tuberculis decurrente instructo.-Br. I tu Merra. c. mem. I. p. 33; Noem. et Sch. is. p. 57; S'. vηt. I. p. 34 Asclepias laetifera, Linn. I 8p. p. 314.-In Zeylana; Hermaun. Thi 3 is so very closely allicd to sonio of the sortiis os G. vlvestre, illat I al

ero acquainted mitti moro specimens, so us to exhibit iis modo os variation, we should bo enablud to prove illat it shews a transition hom glabrous to Pubescent, as G. vlve8tre certainly docs hom hai to nearly glabrous: in Whieli aso no practical differunco could bo potia ted olat. Unsortunately no speci-mcn is known to exist except those in Hormann's herbarium, Whicli, in succession, Linnaeus, Mr Brown, and I myseis have described. - R. M. 2. G. vlvestre R. Brown :) volubile totum soliorum Pagina superiore glabra excepta molliter pubescens, foliis ex ovalibus basi apice attonuatis in vata cordatave acuta, pedunculis petiolum aequantibus, umbellis geminis subcapitatis multistoris parvi floris, stigmate obtuso conico staminibus multo longiore, solliculis tenuibus attenuatis glabris.-Br. in Mem. 80c. mem. I. p. 33 ; Noem. et Sch. UAt. vess. s. p. 57 ; Spr. 8Ρt. I. p. B44; mali. J Arelep. n. 71 ; Misis eat. n. I 530. . parvi florum, Mall. f tent. s. Nep. p. 50 ; A elep. n. 72.-Pcriplisca Sylvcstris, Milid. v. 1. p. 1252 ; Phyt. I. p. 7. t. 6.1. 3.

soliisque subtus hirsuto-tomentosis, soliis supra pubescentibus ex latc-ovatis in angusto blonga acuminatis, Pedunculis putiolo brevioribus, umbellis subcapitatis parvissoris .- Might. I cat. N. 1531. . hirsutum' herb. Mi t. olim, et in Mall. 1 Arei p. n. 70.-Ad Noeigher ; Mi t. Perhaps this may provo eventualty an alPinc varictu os ibo frst species G. hirantum, Wuli. tent. s. Nep., bcing no v ascortinincit to bo n spe ius os

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foliis e lato cordatis in ovata acuminata subtus mollissime Pubescentibus supra fabriusculis, umbellis capitatis subfossilibus parvi floris, stigmate truncato stamina vix superante, solliculis brevibus e basi lata sensim ad apicem attonuatis volutinis.- Mail. I ARclep. n. 72. b, 145, 161. Ad ripam fluminis

4. G. acuminatum Wall. :) volubile, caulis cortice subcrosa, ramulis junioribus subtomentosis, soliis Ovali- longis acuminutis supra glabris subtus to-Inentosis demum glabrescentibus, pedunculis petiolo brevioribus, umbollis subcapitatis parvisoris, corollae saucis squamulis exsertis segmentis dimidio brevioribus, solliculis e basi crassa conicis brevibus ligneo- coriaceis demum

glabris 2 uncias longis B lineas basi crassis , suminibus magnis) ula membranacea marginatis.- mali. tent. s. Nep. p. 50 ; mali. s Arelep. 65, 69.-Asclepias acuminata, Roab. s. Ind. 2. p. 55.-Cynanchum acuminatum, hob.

Ham. J-Chittagong, Sillici, Tavon et Maulmyne ; Mallich. The Tmoy specimens are more glabrous than the Othors.- R. M. 5. G. latifolium Wall. :) volubilop, ramulis junioribus dense pubescentihus, foliis late ovalibus acuminatis utrinque Sparsim pilosis parallelim venosis 4 uncias longis 3 latis), umbellis potiolo brevioribus cymi formibus multi- floris parvistoris, corollae saucis squamulis inclusis, sollieulis subtenuibus acuminatis verrucosis 3 uncias longis 2 lineas basi crassis).- mali. J Asclep. n. 68, 44; Might. I cat. n. 1532.-Τavoy, Silliet, Saluen, Peninsula si de spec. here. - . 6. G. ylabrum Wight: volubilo glabrum, soliis ovatis cordatisve acuminatis parallelim venosis, solliculis magnis oblongo-lanceolatis acuminatis ligneo-coria is glubris 4 uncias longis si lineas medio crassis .- Mall. J Asclep. n. I 50 absque nom. aut liab. Very nearly allied to tho sormer, but quite distinct. Tho specimens aroso imperseet that Ι cannot givo a fuller charaetor.- R. m. I 2. Corollar Dum lineis 5 pilosia decurrentibu8.

ance is altogether more elegant.

7. G. tingens U. R A.: volubile Dulescens, ramulis junioribus herbaceis glabris, solus ex cordatO-ovatis in ovalia subiter attenuatis utrinque glabris 3 uncias longis 2 latis , umbellis corymbisve saepe geminis primum Petiolo brevioribus demum spiraliter elongatis, floribus majusculis pallide sa- vis), corollae fauce nuda tubo linum 5 pilosis instructo, si lamentorum glandulis staminibus dimidio brevioribus, stigmate mutico stamina SuPerante.-Wight. J cat. n. 1533.-Asclepias montana, Noa b. sol. ovali oblongis s. Ind.

sol. cordatis s. Ind. 2. p. 53; Cor. 3. p. 34. t. 239; in coet. merc. Ind. or. mug. tab. I 226.-Periploca montana, Notii. in hereb. Might. laroloma Bidaria, herb. mm .s n. 754; mali. f Asclep. n. 66.-Tylophora Ariadnes, herb. Ham. n. 761; Mall. s Asclep. N. 54.-Rumph. Amb. 5. 40. f. 2.3-In sylvis Cam- rupto orientalis; Hamilton. In montibus Magadhae: Humilion. Suhana

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rona Ariadnea, Rumpli. Amb. 5. t. 172, butthat figure representa rather a species of mya.

7. G. elegans v. & A.: volubilo, ramis tonuibus glabris lignosis senioribus subverrucosis, soliis cordatis ovatis ovalibusvo acuminatis marino undu

latis, umbellis breviter pedunculatis demum non spiraliter elongatis pedicullisque aequi longis, floribus parvis albidis , corollae sauco nuda tubo intus Iineis o pilosis instructo, stigmate obtuso staminibus longiore, solliculis saepius solitariis acuminatis albidis 3 uncias longis 4 lineas crassis , seminibus marginatis.- Might.' ea . n. 15M; Mall. I Aaclep. n. 67, 155 absque nom. . -In montibus Dindymi, Salem, et Columala; Might. Semen ; Mallich. This, though a very different looking plant Dom the last, and certainly udistinci species, is very difficult to bc distinguislied by characters. The flender form os every pari, and the sinali se W-flowered umbeis, present the most striring potnis os ditarunce. k 3. Corolla ventris re, fauee Mentula, tubo in tua lineis piloria deeurrentibus

nullis. Filamenta amplua tuberculo cammo ad barin i tructa. Tho planis referred to this section Ought perhaps, us atready suggeste to lam Rdistinet genus : they differ Widely Dom tho Othere in generat lippearance, but moreespecialty in their inflorosconce, Which in mur species fornis large lax compound c omt,s ; in the fifth. hoWoveri it retums to tho simple umbol. The pollen naassos also differ in sorm Dom tho rest os the genus in huing compressod and spathulato, and the appendiculi or corpuscular appendages arct tilichened and gometimes very long.

B. G. Nepalenae Wall. : solius ovalibus ovato-oblongisve acuminatis glabris subtus glaucis atque venis fuscis minutim reticulatis, pedunculo communi soliis nunc breviore nunc longiore, umbellis compositis multi floriis, floribus breve pedi cellatis subcapitatis.- mali. I tent. s. Nep. p. 50. t. M; Aδes p. n. 116. b. . columnare, mali. s Agesep. n. 73. a.-Nepai; Mallies.- R. M. s. G. columnare Wall. : soliis obasi sub cordata linoari- longis acuminatis glabris subtus pallide glaucis veniisque suscis reticulatis, umbellis compositis solium subaequantibus multiforis, foribus subsessilibus.-Mall. J Aaclv. n. 73. b. The only specimens me have seon are Dom the Calcutta Bolanic Garden. This plant is so strihingly like the figure of G. Nepaienae, that I suspect a specimcn os the Ialter has been figured While one of the other is describe l. Both species aro probably sound in Nopal, and perhaps are varietios of the samo plant; thcy differ chiesty in the shapo Of the leaves.- R. M. I 0. G. aagittatum Wall. : soliis ovalibus oblongo-ovatisve apice attenuatis glabris subtus albido-glaucis venisque concoloribus, pedunculis tenuibus solia subaequantibus, cymis compositiis laxis ramis stiformibus, pedicellis sucus lineam elevatam spiralem dispositis, floribus parvis saepe caducis, solliculis junioribus) tenuibus glabris.- mali. 1 tent. s. Nep. p. 50; AMDρ. N. I 14, et

pallidioribus venisque concoloribus, cymis retico formibus, pedi collis secus lineam elevatam spirulem dispositis, corolla vcntricosa intus pilosa, g Oste-gio soliolis 5 carnosis ad basin munito.- mali. J Agelep. n. 135 ubSque nom. . Singapore; Finluseon; Mallich. The large flesby glands, or leavcs, at the base os the flamonis, rondera this a veru doubi ut spocius os Gymnema οῦ but tho three proceding species, With hicli it associates in other respecis, have them uiso, ut though not equali v OnSPicuous.- R. m. I 2. G. p Finlusonii Wight: volubilo glabrum, soliis cordato-ovatis subiter acuminatis subtus glaucis venis fuscis reticulatis, umbellis densis multi- floris petiolo longioribus, corolla subeampnnulata glabra, gynostorici brevi

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Corolla rotata, 5-partita. Gynosicium subgloborum. Corona Staminea nulla. Antherae membrana terminatae. Massae pollinis erectae, basi affixae. Stigma muticum. Folliculi ventricosi carnosi vel coriacet, abortu subsolitarii. Semina marginata scabra.-Frutices volubiles glabri. Folia opposita, glabra, firma. Umbellae vel corymbi interpetiolares.

coronata V and tho solliculi gracilos: V as to the fimi of these, Ι r Wallich, although ho has delailed tho generio eharacter sit strent lenoh in tho I 2th vol. of tho Asiat. Researchos. p. 577, tuli es no notico os ii, leaving it doubiful is applicabio tothe Bengat species: as to the last, Wo have scen the solliculi os some species of Gymnema very thicli, ghori, und coriacmus, or almost fleshy, ns in Sarcolobus, hut With the foeda comose. Not having at present accoss to the volume of the Asiatie Res arches alluded to. Wo havo derived the charactere of Dr Wallichys tWo specios Dom a comparison of thoso in Roemer and Schultes s systema veg., und SprengePssyst.

I. S. Banisti Roem et Soli. : soliis latiusculis, umbellis multissoris, corolla subrotata sauce nuda, solliculis carnosis.-Rom. et Sch. SDt. s. p. 58.-

tubo brevissimo intus villosa, solliculis magnis carnosis globosis utrinque retusis muricatis.- multi in Agiat. res. 12. p. 577, t. 4; Ligi. n. 446B.-Ad

littora subsalsa fluminis Hoogly Benglialae Australis; Ranmon; et ad ripassum. Κaluen; Mallich. 3. S. carinat Wall. : soliis ovalibus oblongi suo subeamosis, pedunculis Paucis Oris, corolla rotata tubo brevissimo intus glabra, solliculis oblongis acutis hevibus subtus carinatis mali. in Αεiat. reg. 12. p. 578. t. 5 ; List. n.

corolla subrotata; tubo brevi, laude squamulis 5 segmentis alternantibus coronata: aestivatio valvata. Corona staminea nulla. Antherae liborae, apice simplices. Massae pollinis erectae basi affixae, apice coarctato pellucido. Stigma muti eum vel rarius apiculatum. Folliculi laeves. Semina comOSa.-Frutices volubiles, saepe cineroo-puberuli. Folia plana. Umbellae interpetiolares. Stigmatis corpuscula minuta. 1. L. reticulata W. & A.: volubilis, caulis ramorum Seniorum cortice suberoso glabro. ramulis junioribus cincreo-puberulis nune subtOInentosis, soliis ovatis lanceolatisve acutis saepius fabri culis nunc breviter albido- pubescentibus, umbellis lateralibus multis oris petiolum subaequantibus, corollae segmentis margine revolutis intus barbatis, saucis squamulis simplicibus brevibus, stigmatu mutico, solliculis sub lindraceo- oblongis obtusis saepius ortu solitariis. ; soliis breviter sarinososubescentibus domum sub abris, Pedunculis petiolum subaequantibus pedi cellisque aequilonis.-Wight. I cat. n. 1535.-Cynanchum reticulatum, Retz. oba. 2. p. 16 ; Milio. v. pl. I. p. 2258 ;N m. et Sch. ADt. veg. 6. p. 107; Spr. xy8t. l. p. B52.-C. asthmaticum, herb.

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praesertim in provinciis australioribus. In dumetis Indiae intra et Oxtin annecm ; Hamilton. ν; Prope P u in Ava haud procul a sontibus petroleo uberibus; mulli . Although ivo liave modi sed tho charaetor to contain our scoond and thira varietios, it is possibio ili ut botli os thom may sortii distinct spccies. Our α, thQ pe of the species, is a twining inrub common in lici es nour the seu coast. and Very abundant about Negapntam, Wliere it grOWs to a great siete. Orβ wo have Only a seis specimens, mixod With tho ollier; they present Founet ruit biit no flowers ; the branchluis are tomentose; the Pedunoles are Vorystiori, not a lino and a hali long Whilo in tho triae plant they are usualty as long or even longer man the potiolo , and the pediccis are two or three timesas long as the peduncies. The var. γ principalty differs by the under fido orthe leaves heing ulmost volvo ty; of this uiso mo have not scen the flowcr. 2. L. imberbis Wight: volubilis glabra, soliis lato Ovatis cordatisve acuminatis, umbellis laterulibus multis oris petiolum subsequantibus, corollae segmentis margino revolutis intus imberbibus sauco squamulis simplicibus, sit malo npiculato.- mali. I A-lep. n. 77, e in nom. -Moerat, Suroy; Mallich. Thc only certain character to distinguisti this Dona tho prccc ling is, that the segments of the corolla aro hero boardi s. R. M. 3. L. apartium Wight: sus I ruticosa glabra, caulibus tenuibus valde ramosis, soliis angusto linearibus apice attonuntis, umbelliis subsessilibus, corollae segmentis intus imberbibus margine revolutis, fauce squamulis latis exsortis, Stigmate mutico. ymnuma Spartium, mali. ARelep. n. 76.-Cunnychum angusti solium, hem. Hum. n. 755. Ad ripam fluminis Yamuna ; m-

Corolla urecolata, 5-fida, lauco nuda, tubo subvontricoso: aestivatio valvata. Corona staminon nulla. Antherae apice simpli eos, Oroetae, simplices, acutio. Massae Pollinis crocis3, basi aflixae, apice coarctato pollucido. Stigma apiculatum. rutex aphyllus, umbellis brevo pedunculatis pauci floris. Calyx 5-partitus, segmentis apico subulatis. Corolla extus villosa, intus glabra, gynoslegio duplo longior. Filamcnta basi glandula aut soliolo carnoso basi, ut in Gymnadenia, munita. Anthereo liberto, Stigmati apiculato incumbentes. Folliculi ignoti.

urceolato corolla. the ahsonco os scales to tho orifico Os tho iube, and erect an iners :hut being unwillitas to propose a sarther modification of the chameter of that genus. I have considored it in or to constituto the prosent otio. Tho liabit is very different Dona that os Lepta nia.

onrncisis. Antherio membrana terminum . Mussae pollinis transvorsae volsubus 'endentes, minutu', vvntricosi P. Stigma nauticum. Utilliculi liovcs.