432 LXXXV. ASCLEPIADEZ (BROWN). [ Leptadenia. 
pubescent on the face, except a median depressed glabrous line at their 
base. Coronal-lobes inserted at the sinuses of the corolla, minute, 
fleshy, rounded, glabrous, dorsally tipped with a tuft of rather 
long hairs. Follicles solitary, 21-3 in. long, 4-5 lin. thick, lanceolate, 
obtusely acuminate, smooth, glabrous. Seeds 24-3 lin. long, narrowly 
ovate-lanceolate, concave-convex, glabrous.—DC. Prod. viii. 628; 
Hochst. in Flora, 1844, 101; K. Schum. in Engl. & Prantl, Pflanzen- 
fam. iv. ii. 270, and in Ann. Instit. Bot. Roma, vii. 41. ZL. Forskalii, 
Decne. in Ann. Sc. Nat. 2 sér. ix, 269, t. 10, fig. B., and in DC. Prod. 
viii. 628; A. Rich. Tent. Fl. Abyss. ii. 45; Vatke in Oest. Bot. Zeitschr. 
1876, 146; K. Schum. in Engl. & Prantl, Pflanzenfam. iv. ii. 270. 
L. abyssinica, Decne. in DC. Prod. viii. 628 ; A. Rich. Tent. Fl. Abyss. 
ii. 45; Penzig in Atti Congr. Bot. Internaz. 1892, 349; K.Schum. in 
Engl. & Prantl, Pflanzenfam. iv. ii. 270; Martelli, Florul. Bogos. 55. 
L. Delilii, Decne. in DC. Prod. viii. 628. Z. pallida, Hochst., and 
L. schimperiana, Hochst. in Flora, 1844, 101. Cynanchum hetero- 
phyllum, Delile, Cent. Plant. Afr. Voy. Meroe, 47, t. 63, fig. 4. 
North Central. Darfur, Purdy, 79! 
Wile Land. Eritrea: Shotel, on the slopes of the Zedamba, Beccari, 105! 
Abyssinia : by the River Tacazze, Schimper, 166! 632! near Geleb and at the: 
torrents Belta and Lava, Penzig (ex Penzig); Modat Province, Schimper, 1007 ! 
Somak, Efat, Roth, 411! Somaliland, Miss Cole! Riva, 1038, and Robecchi- 
Bricchetti, 327 (ex Schumann). Sennar, Kotschy, 169! White Nile: at the 
6th Cataraet, Schweinfurth, 469! at Kirreh, Schweinfurth, 609! near Khartoum, 
Schweinfurth, 768! between New and Old Dongola, Bromfield ! Wod Schellai,. 
Sehweinfurth, 934! Blue Nile: near Snba Deleib, Wuriel, L, 9! 
This plant was figured by Alpino in 1592 (Pl. Hgypt. 53, with fig), under the 
name of Secamone, which figure has been erroneously referred to Secamone Alpint, 
Schultes, and Oxystelma Alpini, Deene., which see. 
3. L. Spartium, Wight, Contrib. Bot. Ind. 48. A much branched 
leafless bush (rarely with leaves on the young shoots), attaining a height 
of 5-10 ft. ; trunk 4—6 in. thick ; branches erect, slender, terete, straight, 
puberulous on the tips of the growing shoots, soon becoming glabrous ;, 
1-2 nodes at the growing apex alone provided with minute subulate 
teaves 1-2 lin. long, which soon fall away, or rarely remain on the young 
shoots and grow out to 1-2 in. long, 4-14 lin. broad, linear, acute. 
Umbels subaxillary, several-flowered ; flowers successively developing S° 
that a short floral axis up to 2 lin. long is sometimes formed ; peduncles 
1-2 lin. long; pedicels 1-1 lin. long, puberulous, Calyx # lin. long, 
5-lobed to the middle, puberulous ; lobes ovate, subacute. Corolla 2-24 
lin. in diam., subrotate; tube funnel-shaped, as long as the calyx ; lobes. 
1 lin. long, ovate, acute, thickened in the apical half, slightly reflexed 
along the margins, glabrous outside, pubescent inside, with the tube and 
a central line at the base of the lobes glabrous. Coronal-lobes at the 
sinuses of the corolla very small, fleshy, tubercle-like or semicircu’a?, 
pubescent at the apex; staminal-corona minute, annular, close to the 
base of the 4 lin. long staminal-column. Follicles 34-4} in. long, Zin 
thick, terete, attenuate intoa long beak. Seeds 4 lin. long, 1-1} lin. 
