388 I.XXXV. ASCLEPiADEiE (brown). [Bcemia. 



a long beak, varying from densely echinate to nearly or quite free from 

 tubercles or processes, pubescent. Seeds J in. long, ovate, plano- 

 convex, marginate, dentate or crenulate at the broad end, pubescent on 

 both sides. — Decne. in DC. Prod. viii. 544 ; A. Rich. Tent. Fl. Abyss. 

 ii. 35; Engl. Hochgebirgsfl. Trop. Afr. 343; Martelli, Fl. Bogos. 54;. 

 Hiern in Cat. Afr. PI. Welw. i. 690; Penzig in Atti del Congr. 

 Internaz. 1892, 348; De Wild. & Durand, PI. Thonn. 33, and 

 Reliq. Dewevr. 159. D.ceihiopica, Decne., and JD. angoleoisis, Decne. in 

 DC. Prod. viii. 544 ; Hook. Niger Fl. 454. D. hicolor, Sweet, Hort. 

 Brit. ed. 2, 361. B. scandens, G. Don ex Loud. Hort. Brit. 94. B.. 

 guineensis, G. Don, Syst, iv. 156. I), harhata, Schlechter in Engl. 

 Jahrb. xx. Beibl. 51, 43, not of Klotzsch. D. conlifolia, K. Schum. in 

 Engl. Pfl. Ost-Afr. C. 324, in Engl, t Prantl, Pflanzenfam. iv. ii. 257, fig.. 

 74, and 258, and in Ann. Istit. Bot. Roma, vii. 40, not of R. Br. 

 Cynanchuni extensura, Jacq. Miscell. ii. 353, and Ic. Rar. i. t. 54. C. 

 cordifolium, Retz. Obs. Bot. ii. 15. C. bicolo?', Andr. Bot. Rep. ix. 

 t. 562. C. exhinatum, Thunb. Obs. in Cynanch. 8. C. pendulum, 

 Poir. Encycl. Suppl. ii. 429. Asclepias scandens, Beauv. Fl. Oware 

 et Benin, i. 93, t. 56. A. convolvulacea, Willd. Sp. PI. i. 1269; 

 Schumach. & Thonn. Beskr. Guin. PI. 152. A. muricaia, Schumach. 

 & Thonn. Beskr. Guin. PI. 153. Raphistemma ciliatum, Hook. f. Bot. 

 Mag. t. 5704. 



Upper Guinea. Senegambia, Heudelot ! banks of the River Fasena, Dol- 

 liiiger ! Rivei* Gambia, i)ow, 8! Gold Coast: Accra, Moloney! Vogel, 15! 

 Aquapim, Thonning, Larte, Johnson, 821 ! Cape Coast Castle, Vogel, 36 ! Lagos : 

 Lagos, Moloney ! Yoruba, Millson ! Ilaro, Punch, 38 ! Niger Territory, Vogel,. 

 171178! Barter, 1Z20\ Ansell ! Cameroons, Pre«.s*, 762 ! 



ITile ILand. Nubia : Soturba Mountains, ScJiweinfarth, 226, near Suakin,. 

 Schweinf urth, 22S\ coast region. Bent J Eritrea: Ailet Gorge, Schiveinfurth Sf 

 Biva, 424 ! Pass of Maigergbebit, Benzig (ex Penzig) ; Bogos, Hildehrandt (ex 

 Engler), Beccari, 106 ! Abyssinia : Tacazze V^alley, Schi»,per, 1631 ! Sennar, 

 Kotschy, 249 ! Kordofan, Kotschy, 400 ! Darf ur, Burdy, 75 ! Somaliland, Miss 

 Bdith Cole I Mrs. Lort Bhillips ! James Sf Thrnpp ! Biva, 894, and Bohecchi 

 Bricchetti, 51, 319 (ex Schumann). Uganda : Unyoro, Speke Sf Grant ! British 

 East Africa : between Lake Navaisha and Baringo Valley, Gregory, 63 ! 



Ito-wer Guinea. Loango, Soyanx, 94 ! Angola : Golungo Alto; near Muria, 

 Welwitsch, 4244! Mossamedes; banks of the River Bero, Welwitsch, 4246! 

 German South-west Africa : Amboland, Schinz ! Damaraland, Ben ! 



nXozamb. Dist. German East Africa : Usambara, Hoist, 2337 ! Tanga, 

 Hoist, 2065 ! British Central Africa : Nyasaland ! by the River Shire, Meller ! 

 Shire Highlands, Buchanan, 263! Zcnnba Rock, Whyte I Ngamiland; Botletle 

 Valley, Lugard, 200 ! Kwebe Hills, 3300 ft., 3Irs. Lugard, 202 ! 



Extenls into South Africa and Matiagascar, and through Arabia into India. 



I cannot in any way distinguish tlie various species enumerated in the above 

 synonymy : the follicles are immensely variable in theii- amount of echination, and 

 the flowers vary from wldte or whitish-green, with or \viti)ont a red blotch at the 

 base of the lobes, to pale yellowish-green or lurid green with a I'ed blotch at the 

 base of the lobes. 



4. D. barbata, Klotzsch in Peters, Reise Mossamb. Bot. 274. 

 Stem tnining, and together with the petioles, peduncles, pedicels and. 



