838 ASCLEPIADEA (Brown). [ Brachystelma. 
Leaves puberulous on the midrib beneath and 
minutely ciliate, otherwise glabrous ; outer 
corona-lobes minute or subquadrate, emar- 
ginate or shortly bifid, sometimes all 
connate into a ring ... ec eet ... (29) pygmeum. 
1. B. oianthum (Schlechter in Engl. Jahrb. xx. Beibl. 51, 53); 
tuber flattened, about 2 in. indiam.; stem 2~3 in. high, simple or 
sparingly branched, comparatively stout, pubescent; leaves 4-8 
pairs to a stem or branch, ascending, 3—2 in. long, 2-6 lin. broad, 
linear-lanceolate or lanceolate, acute, tapering at the base into a 
short petiole, longitudinally folded, minutely pubescent on both 
sides ; flowers solitary at the nodes, comparatively large, nodding or 
horizontal ; pedicels 1-2 lin. long, rather stout, minutely pubescent ; 
sepals 13-2 lin. long, ovate-lanceolate, acute, thinly and minutely 
pubescent ; corolla ovoid-campanulate, shortly 5-lobed, apparently 
slightly fleshy, glabrous outside, dull yellow, spotted with dark 
purple-brown, or (according to Schlechter) sometimes entirely dark 
purple-brown ; tube (according to a drawing) about 6 lin. long and 
7 lin. in diam. (smaller in dried flowers), clothed within with long 
white hairs ; lobes free, spreading, about 2 lin. long and 3-3} lin. 
broad (in drawing), broadly deltoid-ovate, acute, ciliate with 
long (vibratile?) pale purple or rose-coloured hairs ; outer and inner 
corona-lobes combined into one series, cupular, pentagonal, apparently 
of 5 broad 3-lobed segments, with the lateral teeth } lin. long, 
deltoid, obtuse, contiguous in pairs with those of the adjacent 
segments, having near one margin a small patch of minute deflexed 
white hairs, otherwise glabrous, and the middle tooth (really the 
inner corona-lobe) 2 lin. long, shortly linear from a broadly deltoid 
base, inflexed and closely incumbent upon the backs of the anthers 
and not exceeding them, purple-brown. Schlechter in Journ. Bot. 
1897, 292. B.erianthum, Schlechter ex K. Schum. in Engl. and Prantl, 
Pflanzenfam, iv. ii. 268. 
KataHaRI Recion: Orange River Colony; near the Rhenoster River, 
Sanderson, 7! Transvaal; Modderfontein, Conrath, 1007! near Mooifontein, 
5500 ft., Schlechter, 3557 and Elandspruit Mountains, 6000 ft., Schlechter, 3993 
(ex Schlechter). 
2. B. campanulatum (N. E. Br.) ; tuber flattened or turnip-shaped, 
about 2 in. in diam., with one simple or sparingly branched stem 
(together with the leaves) 14-2 in. high ; branches about 1 in. long, 
decumbent or spreading, puberulous ; leaves 3}—1} in. long, 4—7 lin. 
broad, elliptic, ovate or obovate, tapering or rounded at the base into a 
petiole 2-3 lin. long, flattish or longitudinally folded and more or less 
-_undulate, puberulous on both sides; flowers solitary at the nodes, 
drooping ; pedicels about 2 lin. long, puberulous ; sepals 2—24 lin. long, 
lanceolate, acuminate, puberulous ; corolla campanulate, shortly 
5-lobed, densely subtomentose-puberulous and green outside, inside 
covered with very short thick and probably stiff hairs, greenish-yellow, 
