Sro CXm, CONVOLVULACE^. [Oo^wohuUm. 



exserta ; antUerse oblongaa v, lineares. Discus annularis. Ovarium 24oculai'e, 4-ovula- 

 turn, Fructua ovoideua oblongus v, globosus, camosus v. indnratus, indeliiKcenSj sj^pius 

 abortu l-spennua. Semina erecta, crassa, glabra.— Fmtices altisaime scandenteSj inflore- 

 scentia excepta glabii. Folia alterna, coriacea, non cordata. Cymge co-flor^, ad apices 

 ramorum coryinbosae v- paniculatie, v, rarius in axillis breviter racemiformea, BracteiB 

 squamif ormea v, 0. Inflorescentia ssepe minute femiginco^tomentosa, et corollse interdum 

 extus villoa^. 



Species 9, Amerjcse centralis et australis imprimis GuiaBee et Brasilia borealis incolfe. Meissii, 

 in Mart Ft. Bras, vii, 205, t. 72, 73- Genus vix acne vix a Lettsomia habitu etpatria distinctum ; 

 corolla s^pius nee semper altius lobata. 



r 



7. Xrettsomia, Boxb.Fl. Ind. ed. Car. et Wall. ii. 75,^ro jparie.— SepalaoTataorbiculata 

 V. lauceolata, obtusa v. acuta, sub fructu sa;pe patentia. Corolla canipanulata v. inf undibu- 

 laris; limbus plicatus, breviter v. obscure rarius altius lobatus. Stamina iuclusa v. exserta ; 

 antherie oblongre v. lineares. Discus annularis. Ovarium 2-loculare, 4-ovulatum ; 

 stigma 2-globosum v. didymum. Fructus baccatus, rarius induratus, indehiscens. Semina 

 erecta, crassa, glabra. — Caules volubiles, alto scandentes. Folia alterna, iudivisa, subtus 

 cano-sericea pubescentia v. villosa, basi siepe cordata. Cymx in axillia pedunculatc'ej 

 dense coryiubosfe v. capitate- conge st£e, bracteatre. 



Species ad 12, Indife orientalis, Chinse australis et Archipelagi Malayani in'colfe. M!q. Fl. Ind. 

 Bat. ii. o91. Wall. PI. As. Bar. t. 76 {Argyreia). Wight, Ic. i. 1359, 1360. Genus a Clioisyo in 

 DC. Prod. is. 328 in Argyreia inelusum, a Wigbtio in Calc. Joiu:n. Nat. Hist. viii. 179 restitutum 

 et rcformatuin, in scctiones 2 dividitui- : 1. EuUttsomia, scpalis suborbiculatis obtusissimis extus 

 breviter sericco-tomentosis intiis ssepe nibentibus, bacca ssepius subglobosa 4-sperma; iucludit 

 Argyreiam aggrcgatam, A. sefosam etA.fesiivam, Cliois., et A. Champiom, Bcnth. Fl Hongk. 236; 

 2. Moorcroftia, sepalis acutis extuy bracteisque piloso-bispidis, bacca stepius ovoidea v. oblonga 1- 

 sperma. Moorcroftia, Choi^. Conv. Or. 49, t. i, cui addcudae Argyreia capitata, Chois., et A. bar- 

 bigera, Cbois. 1. c. 41, 42. 



8. Ibegendrea, Wehh. Phijfogr. Canar. iii. 26, <. 137.— Sepala subrequalia, oblonga, sub 

 fructu parum aucta, rigidule subscariosa, stellato-ixatentia. Corolla (a nobis non visa) 

 campanulata ; limbus plicatus, breviter v. obscure 5-lobu3. Stainina exserta, filamentis 

 filiformibus basi dilatatis ; autherie oblongse. Ovai-ium 2-loculare, 4-ovulatum; stylus 

 filiformis, indivisus, basi supra ovarium annulatus, stigmate capitato-2-lobo. Capsula 

 oblonga, tenuiter coriacea, evalvis v. tardius sub-2-valvis, abortu 1-sperma. Semen ob- 

 longum, pubeacens.— Frutex volubilis, minute ca no -pub esc ens v. glabrescens. Folia 

 •alterna, suborbieulata, cordata. Cymte in axillis pedunculatie. Corolla alba, fundo 

 violaceo. {Char. Ji. ex ic. et descr.) 



Species 1, in Oanaria leeta ibique rara, an inquilina dubitat Webb et post earn Bourgeaii. Speci- 

 mina friictifeta tiintum vidimus. Genus evidenter Lettsomus et lpom<Bm valde afflne. Calyx frueti- 

 fer fere.i/wwiy« glabra nisi minor, et minus aiietus quam in Parana. Stylus basi anuulatus in 

 ordine rarius obseivatur. 



9. Xpozueea, lAnn. Gen, n, 216, ad species plures Oonvolmdi externa. — Sepala lata v. an- 

 giista, cequalia v. iniequalia, intorioribus rariua esterioribus majoribus, fructifera clauaa 

 erecta v, rariua atellato-patentia. Corolla hypocrateriformia infundibularis v. canipanu- 

 lata, tubo vario ; limbus 5-plicatusj margins 5-angulatua v. breviter latcque rariua altius 

 5-fidua. Stamina inclusa v, exserta, suipe iniJequalia, filamentis iiliformibua v, basi dila- 

 tatis ibidemque ssepe pilosulis ; antherse ovat^e oblongee v. lineares, imniutataj v. demum 

 tortfe. Discus annularia, integer v. sinuatua, rariua 0, Ovarium 2- v- 4r-loculare 4-ovula- 

 tum, V. 3-Iocidare G-ovulatum; stylus filiformis, stigmate subgloboso integro v, didynio 

 V- 2-globoso, rarius e stigmatibus crassia subovoideis. Capsula glubosa v. rarius ovoidea, 

 membranacea coriaceo-crustacea v. rarius subcarnosa, in valvas 4 rarius 2 ab apice de- 

 hiscens v. rarius operculata v. irregulariter disrupta, Semina 4, 6, v, aboi-tu pauciora, 

 crassaj glabra pubescentia v, sericeo-villosa. Cotyledonea latie, plicataj, so^pius 2-fid^.— 



