Cryptolepis,'] LXXXV. ASCLEPIADEiE (BRO^VN). 251 



upon this plant with the terminal inflorescence that he has based his description, but 

 the flowers are not in racemes as he describes. It differs from C. uhlongifolia in its 

 broader corolla lobes and more obtuse buds. 



15. C. nigritana, N. E. Br. A virgate shrub, growing to a height 

 of 4 ft., glabrous in all parts ; branches straight, slender, rough with 

 minute raised points. Leaves opposite or occasionally 3 in a whorl ; 

 petiole J-1 lin. long, blade 1J-3J in. long, J-J in. broad, 4^-12 times 

 as long as broad, linear to linear-lanceolate, acute or acuminate ; base 

 obtuse. Cymes axillary, subsessile, or very shortly pedunculate, 10- 

 20-flowered ; bracts 1 lin. long, ovate-lanceolate, acute ; pedicels 

 1-2 lin. long. Sepals J-1 lin. long, ovate, acute or obtuse, minutely 

 and sparsely ciliate. Corolla-tube 1-1^ lin. long, campanulate ; lobes 

 1^-1| lin. long, |^-| lin. broad, narrowly oblong or lanceolate, obtuse, 

 twice as long as the tube, pale yellow ; sinus-pockets truncate, not 

 ciliate. Coronal-lobes arising from the middle of the corolla-tube, h lin. 

 long, fleshy, clavate, rhomboidal or oblong-spathulate, obtuse or acute, 

 sometimes incurved at the point. — C. Welwitschii, Schlechter in Journ. 

 Bot. 1895, 301, excl. syn., name only. Ectadiopsis nigritana, Benth. in 

 Hook. Ic. PL xii. 75, 1. 1187. E. nigritiaTut^ K. Schum. in Engl, k Prantl, 

 Pflanzenfam. iv. ii. 219. E. nigritana^ Benth. var. congesta, K. Schum. 

 in Engl. Jahrb. xxiii. 232. E. Welwitschii, Britten in Trans. L'.nn. 

 Soc. ser. 2, iv. 26, not of Baill. 



Upper Guinea. Togo, Buttner, 404 ! Niger Territory : Nupe, Barter, 

 1324! 



Nile Xiand. Uganda : Ankole ; east of Lake Albert Edward, Scott-Elliof, 

 8065! 



IVEozaxnb. Dlst. Lake Tanganyika, Cameron ! Portuguese East Africa : 

 Lower Shire Valley, Morambala Mountain, 1500 ft.. Kirk! Hritish Central Africa : 

 Nyasaland; Stevenson Road, 5000-6000 ft., Scott-JElliot, 8264 ! 8314! West shore 

 of Lake Nyasa, 1600 ft.. Kirk > Mans;anja Hills, 2000 ft., Kirk ! Shire Higli- 

 lands, Buchanan, 251! Mandala, Scott-Elliot, 8450! Mount Mlanji, Whyte, 

 134 ! and without precise locality, Buchanan^ 1091 ! 



The tough, stringy bark is used by the natives for making fishing-nets. 



Probably the plant from Nyasaland, referred toas^. Welwitschii, by Schumann 

 11 Engl. PH. Ost-Afr. C. 320, belongs here. 



16. C. sufFruticosa, N. E. Br. Stems solitary, 1-2 ft. high, 

 arising from a thick woody rhizome, very much branched, flattened in 

 the upper part, sulcate, glabrous, minutely papillose at the apex only. 

 Leaves sessile, |-2f in. long, |-5 lin. broad, varying from linear to 

 lanceolate, acuminate at the apex, acute or somewhat rounded at the 

 base, subcoriaceous, marginate, glabrous on both sides ; veins finely 

 reticulate, prominent on both sides. Flowers solitary or in 2 -flowered 

 pedunculate cymes; peduncles 1^-4 lin. long; bracts 2, subulate; 

 pedicels 1-2J lin. long. Sepals J lin. long, ovate, obtuse, minutely 

 ciliate. Corolla yellow; tube 1 lin. long; lobes 2 lin. long, oblong. 



