Cryptolepis. | LXXXV. ASCLEPIADEEZ (BROWN). 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. oblongifolia in its 
broader corolla lobes and more obtuse buds. 
15. C. nigritana, V. H. 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 4-1 lin. long, blade 14-34 in. long, }-} in. broad, 43-12 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 4-1 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, $ lin. 
long, fleshy, clavate, rhomboidal or oblong-spathulate, obtuse or acute, 
sometimes incurved at the point.—C. Welwitschit, Schlechter in Journ. 
Bot. 1895, 301, excl. syn., name only. Letadiopsis nigritana, Benth. in 
Hook. Ie, Pl. xii. 75, t. 1187. E. nigritiana, K. Schum. in Engl. & Prantl, 
Pflanzenfam. iv. ii. 219. . nigritana, Benth. var. congesta, K. Schum. 
in Engl. Jahrb. xxiii, 232. £. Welwitschii, Britten in Trans. Linn. 
Soc. ser. 2, iv. 26, not of Baill. 
teal Guinea. Togo, Bittner, 404! Niger Territory: Nupe, Barter, 
coisa Land. Uganda: Ankole; east of Lake Albert Edward, Scott-Elliot, 
os 
Mozamb. Dist. Lake Tanganyika, Cameron! Portuguese East Africa: 
Lower Shire Valley, Morambala Mountain, 1500 ft., Kirk! British Central Africa : 
Nyasaland; Stevenson Road, 5000-6000 ft., Scott-Elliot, 8264! 8314! West shore 
of Lake Nyasa, 1600 ft., Kirk! Manganja Hills, 2000 ft., Kirk! Shire High- 
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 to as Z. Welwitschii, by Schumann 
n Engl. Pl. Ost-Afr. C. 320, belongs here. 
_ 16. . suffruticosa, V. /. 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, }-22 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 1n 2-flowered 
Pedunculate cymes; peduncles 14-4 lin. long; bracts 2, subulate ; 
pedicels 1-24 lin. long. Sepals ? lin. long, ovate, obtuse, minutely 
ciliate. Corolla yellow ; tube 1 lin. long; lobes 2 lin. long, oblong, 
