756 CVII. ASCLEPIADE^. [Cy^uxnchea.. 



Has, Dene., M. suberosum, Griseb., et verisimi liter, ex charactere dato, Irmtscuia, Schlecht. Linnaa, 

 xix. 738. Sectio forte pro genere proprio distinguenda, aed habitus Metastdmatis ; a generibus ceteris 

 corona epipetala donatis ralde dissimilis, 



2. EuTuetastelma, Coronae squamEe ad basin tubi stamiiiei brevis, nunc illi, nunc corollse, nunc 

 utriquc brcviter adnatae. Hue pertinent species plerteque auetorum qnibus coron:e squamae variant 

 de specie in epeciem breres lat^eque t, longiores acuminatae v, fere S-dentatse dente nicdio producto, 

 basi nudre r< utriuque auriculatse, 



3- Epicion, GriseK Coronfe s:qu;ima; ad aplcem tubi stamlnei elongati a corolla reniotie. M. 

 peduficulare. Dene., M. bahanu^ise. Dene- {M, cubeme, Griseb. non Dene.), aliaeque paucEe, et, ex cha- 

 ractere dato, AcKOCOHTNE, Tiircz. in Bull. Soc. hnp. Nat. Mosc. 1852, ii. 31C- 



55. Tassadla, DcJie, in DC. Frod. viii. 5^9. —Calyx 5-partitu3, minute 5-glandulosus v. 

 eglandulosus, segmentis obtuais. Corolla campanulata urceolata v. subrotata, alte 5-fidaj 

 lobia valvatis introrsum incano-papillosis, Coronee squamae 5, tubo stamineo affixae, parv^, 

 ovatse, supra medium dupHcat^e, lobo exteriore v. interiore majore, additia saijje s^iua- 

 mellis dentibusve 5 v, 10 intermediis minoribus anguatis- Stamina basi corollse affixa, 

 filamentk in tubum brevisaimum connatis ; antherae membrana inflexa terminatte, Pol- 

 linia in quoque loculo solitaria, oblonga^ compressa, apice v- juxta apicem affixa, pendula- 

 Stigma vertice umbonatum v, in rostrum obtusum prodtictum- Folliciili tcnues, lieves, 

 Semina comosa. — Suffrutices volubiles, ramia gracilibus, sterilibua foliatia, floriferis 

 aphyllia r, vix basi foliatia paniculato-ramosis, Cymee umbelliformes v. breviter race- 

 mosa;, ad quemquam nodum solitarire, sessiles, secus ramos paniculfe alteraatim dissitte, 

 Flores minimi. 



Species descriptae 9, Brasiliae et Guiana inool^, Flores in plerisque minuti, stigmitte vertice 

 piano V. umbonato ; in T. guianensiy Dene., flores pauUo majores stigmate in rostrum pilosum pro- 

 dueto. T. Decaisneana, Miq. in Linnaea, xviii, 25, t. 2, est Metastelniatis species, M. stenoloho 

 affinis. 



56. Biepliarodon, Bene, i/n DC. Prod, viii, 603, pro parte. (Ptycholepis, Griseb, FL 

 LechL exs.) — Calyx 5-partitus, basi intus 5-glandulo3U3, segmentis ovatis v. oblongis 

 membranaceia. Corolla rotata^ alte 5-fida, lobis saepius latis valvatis inargine ciliatia. 

 Coronas squamse 5, tubo stamineo affixEO, apice breviter liberie, erectas, concavai cjonbi- 

 formes V, cucullata?. Stamina basi corollas affixa, filamentis in tubum brevem connatis ; 

 anthen© membrana inflexa terminate, auriculis basalibus longis. Pollinia in quoque 



^loculo solitariaj ovoidea, caudiculis brevibus infra apicem affixa, pendula. Stigma vertice 

 depressum v. umbonatum- FoUiculi la^ves, crasai brevesque, Semina comosa-— Suffru- 

 tices TolubileS; glabri. Folia opposita, ecordata, ssepe subcoriacea et siccitate supra 

 nigricantia. Cymac umbelliformes v, breviter racemosse, in ima axilla pedunculatee. 

 Flores mediocrea v- parvuli, 



Ppocies ad 16, Amerieae tropicse incolae, * 



if, I'mtare ct B, linearifolium^ Dene., poiliniis lateraliter affixis quidem sed erectis, ad Kephrade7iiam 



referimus, 



57- stenomeria, Turcz. inBidl Soc. Imp. NaL Mosc. 1852, ii. 312,— Calyx parvus, 5-pai4,i- 

 tus, basi intus minute 5-glandulosus, segmentis ovatis. Corollatubo cylindraceo longiusculo, 

 lobis 5 lineari-filiformibus basi parum latioribus valvatis v- vix angustissirao dextrorsum 

 obtegentibua. Coronse squamse 5, membranacefe, medio tubo stamineo affixas, erecta^, 

 "ligulatca, gynostegio breviores (additis interdum fide Turczaninowii 5 intermediis filiformi- 

 bua antheris alternis). Stamina basi corolL-c affixa, filamentis in tubum brevem connatis ; 

 anthers^ membrana inflexa terminatse. Pollinia in quoque loculo solitaria, minima, sub 

 apice affixa. subpendula. Stigma vertice in rostrum longum obtusum productum, Fol- 

 licuU .... — Frutex scandens, glaber- Folia opposita, acuminata, coriacea, nitida. 

 Cymse capitata?, pauciflorie, secus pedunculum axillarcm aphyllum dissite sessiles, Flores 

 in capitulo sessiles v, vix breviasime pedicellati, calyce miniino et corolla tenui insignes. 



Species 2 Novogranatenscs, Genus pluribus notis Tassadice affine, sed coroUie multoties m ijoros, 

 forma diversie, et corona? tquamie oninino s:mplic(S videntur. Spcjiem unam lantuni vidimus quae 



