Xysmalobium | LXXXIII. ASCLEPIADEZ. 683 
rounded emarginate and mucronulate at the apex, cordate and 
subsessile at the base, thinly fleshy-coriaceous, mostly nearly 
glabrous, 14 to 3 in. long by $ to 1} in. broad ; venation delicate, 
anastomosing ; petiole broad, very short, not decurrent, often 
puberulous; umbels lateral and sessile or in a terminal axil and 
pedunculate, 3- to 5-flowered, about an inch in diameter; pedicels 
and peduncle shortly pubescent, + to $ in. long ; bracts subulate, 
ciliolate, about 4 in. long; sepals 5, } in. long, lanceolate, green, 
minutely glandular on the back, ciliolate ; corolla deeply 5-lobed, 
the lobes broadly oval-ovate, } in. long, minutely glandular on 
both faces, apparently greenish on the back, ciliolate ; corona 
inserted at the base of the staminal tube, consisting of 5 seg- 
ments, each fleshy, about + in. long, not hooded but thick- 
margined, obtusely keeled on both faces near the apex, the keel 
terminating rather below the middle in a rounded tubercle, on 
each side of which is a similar tubercle terminating a lateral] 
horizontal thickening or fold proceeding from the lateral margin ; 
anther-appendages membranous, inserted at the apex of the 
anthers just above the level of the top of the corona; stigma 
obtuse, not prominent, emarginate at the apex. 
Pungo ANDoNGO.—No notes. In fl. No. 4189. 
In general appearance this plant somewhat resembles X. rhomboidewm 
N. E. Br., but differs by the subsessile foliage, etc. 
8. ODONTOSTELMA Rendle in Journ. Bot. xxxii. p. 161, t. 344. 
K. Schumann in Engl. Nat. Pflanzenfam. iv. 2, p. 305 (1895) 
has suggested that this genus should be united with Schizoglossum. 
~ 1. 0. Welwitschii Rendle, /.c. (1894). 
Huitia.—Flowers greenish. Im sparingly bushy pastures near 
Lopollo ; fl. Dec. 1859 and Jan. 1860. No. 4172. 
9. SCHIZOGLOSSUM E. Mey.; Benth. & Hook.f. Gen. PI. ii. p.753. 
1. S. fusco-purpureum Schlechter & Rendle in Journ. Bot. xxxiv. 
p- 98 (1896). 
Huiiia.—A slender, lactescent herb, a foot high ; rootstock conical- 
tuberous ; leaves filiform ; flowers rather small, dusky purple. In a 
rather dry sandy thicket near Huilla, sparingly ; fl. Nov. 1859. No. 4177. 
2. §. angolense Schlechter & Rendle, /.c. 
Hui.tiA.—F lowers greenish. In sparingly bushy pastures near 
Lopollo, sporadic ; fl. Dec. 1859. No. 4173. 
10, ASCLEPIAS Tournef., L.; Benth. & Hook.f. Gen. Pl. ii.p.754. 
Gomphocarpus R. Br. (1809); Benth. & Hook. f., /.c., ii. p. 753. 
As to the necessity of combining these two considerable genera, 
see Schlechter in Journ. Bot. xxxii. p. 334 (1895), who in 
Journ. Bot. xxxiv. p. 451 includes also Xysmalobiwm in the 
same combination. 
1, A. curassavica L. Sp. Pl., edit. 1, p. 215 (1753). 
CaPE DE VERDE IsLANDs.—A simple herb, 14 ft. high, with orange- 
