Xysmalohium^ lxxxiii. asclepiade^e. 683 



rounded emarginate and mucronulate at the apex, cordate and 

 subsessile at the base, thinly fleshy-coriaceous, mostly nearly 

 glabrous, 1^ to 3 in. long by \ to li 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 |^ 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. 



PuNQO Andongo. — No notes. In fl. No. 4189. 



In general appearance this plant somewhat resembles X. rhomboideum 

 N. E. Br., but differs by the subsessile foliage, etc. 



8. ODONTOSTELMA Eendle 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. Welwitsehii Rendle, I.e. (1894). 



HuiLLA. — Flowers greenish. In sparingly bushy pastures near 

 LopoUo ; fl. Dec. 1859 and Jan. 1860. No. 4172. 



9. SCHIZOGLOSSUM E.Mey.; Benth.<feHook.f.Gen.Pl.ii.p.753. 



1. S. fusco-purpureum Schlechter & Rendle in Journ. Bot. xxxiv. 

 p. 98 (1896). 



HuiLLA. — A slender, lactescent herb, a foot high ; rootstock conical- 

 tuberous ; leaves filiform ; flowers rather small, dusky pnrple. In a 

 rather dry sandy thicket near Huilla, sparingly ; fl. Nov. 1859. No. 4177. 



2. S, angolense Schlechter & Eendle, I.e. 



HniLLAr — Flowers greenish. In sparingly bushy pastures near 

 Lopollo, sporadic ; fl. Dec. 1859. No. 4173. 



10. ASCLEPIAS Tournef., L.; Benth. & Hook.f. Gen. PI. ii.p. 754. 

 Oomphoca/rpus R. Br. (1809) ; Benth. & Hook, f.. I.e., ii. p. 753. 



As to the necessity of combining these two considerable genera, 

 see Schlechter in Journ. Bot. xxxiii. p. 334 (1895), who in 

 Journ. Bot. xxxiv. p. 451 includes also Xysmodohivm, in the 

 same combination. 



1. A. curassavica L. 8p. PI., edit. 1, p. 215 (1753). 



Cape db Verde Islands. — A simple herb, 1| ft. high, with orange- 



