688 Lxxxiii. ASCLEPIADE^. [PentanMnum 



The seeds much resemble those of Cynanchum polyanthum, a plant of 

 a very similar habit. 



14. GLOSSOSTELMA Schlechter in Jonrn. Bot. xxxiii. p. 321. 



1. G. angolense Sohlechter, I.e., p. 322. t. 352, B. 



Pdngo Andongo. — A strictly erect, simple, copiously lactescent 

 herb, 3 ft. high or rather more ; root tuberous ; stem woody at the 

 base ; leaves rigidly coriaceous, glaucescent, the largest in the middle 

 of the stem, gradually smaller towards both ends especially towards 

 the base of the stem ; flowers fleshy, green-purplish. In the Panda 

 forests near Mangue, very rare ; one specimen fl. Jan. 1867 No. 4190. 



15. CYNANCHUM L. ; Benth. & Hook. f. Gen. PI. ii. p. 762. 



1. C. schistoglossum Sohlechter in Journ. Bot. xxxiii. p. 271 

 (Sept. 1895). 



0. brevidens N. E. Br. in Kew Bull. 1895, p. 257 (Oct.). C. 

 vobgwm N. E. Br., I.e. 



GoLUNGO Alto. — A widely climbing lactescent shrub ; leaves green, 

 scarcely glaucous but not lurid ; petals herbaceous-green, the rest of 

 the organs of fructification whitish-yellowish. By thickets along the 

 base of the mountains of Alto Queta ; fl. middle of Oct. 1865. No. 4243. 

 Flowers whitish, very small. At Ponte de Felix Simoes ; fl. June 

 1856. No. 4341. No notes. Fl. No. 5949. 



HuiLLA. — A lactescent, twining herb of 3 to 4 ft. ; root tuberous ; 

 leaves herbaceous-green, cordate-ovate or -lanceolate ; flowers whitish- 

 greenish, calyx green ; corolla, etc., yellowish. In moist thickets near 

 Lopollo ; fl. Jan. 1860. No. 4251. 



2. C, obscurum K. Schum, in Engl. Nat. Pflanzenfam. iv. 2. 

 p. 253 (May 1893). 



C. mossamhicense Sohlechter in Journ. Bot. xxxiii. p. 337 (1895), 

 non K. Schum. C. Welwitschii Sohlechter <fe Rendle in Journ. 

 Bot. xxxiv. p. 99 (1896). 



GoLUNGO Alto. — A glaucous-green, twining, widely climbing, 

 lactescent herb ; leaves rather fleshy, soon becoming flaccid, bright 

 green above, pallid beneath ; petals sordid violet-coloured ; follicles 

 solitary, conical-pyramidal, trigonous ; one of the angles very blunt, 

 two of them sharp. By thickets in Sobato de Mussengue, not abundant, 

 in company with Tragia volubilis L. var. genuina Muell. Arg. (Welw. 

 herb. no. 382) ; fl. and fr. end of Nov. 1855. No. 4222 and Coll. 

 Carp. 737. No notes. Fl. No. 4200. A sufErutescent, twining herb, 

 with sordid violet-coloured flowers and studded petals. In the forests 

 of Sobato de Mussengue ; ripe fr. beginning of Aug. 1856. No. 4253 

 and Coll. Cahp. 738. A climbing, lactescent shrublet. Quilombo 

 Quiaoatubia ; without either fl. or fr. Feb. 1855. Apparently this 

 species. No, 4224. Between Quibinda and Ambaca. The unique 

 follicle measures rather more than 3 in. in length. Coll. Carp. 739. 



16. SARCOSTEMMA R. Br.; Benth. & Hook. f. Gen. PI. ii. p. 763. 



1. S. nudum Ohr. Sm. in Tuckey, Congo, p. 251 (1818) (nomen); 

 Webb in Hook. Niger Fl. p. 149 (1849). 



S. Daltoni Decaisne ex Webb, I.e., p. 149. t. 14 ; J. A. Schmidt, 

 Fl. Cap. Verd. Ins. p. 214 (1852). 



