Caralluma. | ASCLEPIADEZ (Brown). 881 
with hard spine-like tips, horizontal or slightly recurved ; flowers in 
small clusters of 6-10 along the grooves of the stems, opening 1-2 at 
a time ; pedicels less than 1 lin. long, becoming 4—6 lin. long in 
fruit, glabrous; sepals about ? lin. long, deltoid-ovate, acute, 
glabrous ; corolla about } in. in diam., glabrous with the exception 
of a few minute hairs at the mouth and throat of the tube, pale 
greenish-yellow ; tube 1 lin. long, campanulate ; lobes about 1} lin. 
long, ovate, acute, very spreading, faintly keeled on the inner face ; 
outer corona-lobes very minute, pouch-like at the base, subquadrate, 
bifid, yellow; inner corona-lobes fleshy, roundish-ovate or sub- 
hemispheric, very obtuse and very convex on the back, becoming 
thin and nearly flat when dried, closely applied to the backs of the 
_ anthers and about half as long as them, yellow; follicles erect, 
subparallel, 24-3 in. long, about 24 lin. thick, narrowly fusiform, 
tapering at both ends, acute, greyish-green, streaked with purple- 
brown ; seeds rather small, ovate, with a thickened margin. N. E. 
Br, in Gard. Chron. 1892, xii. 369; Schlechter in Journ. Bot. 1898, 
477. Quaqua Hottentotorum, N. E. Br. in Gard. Chron. 1879, xii. 
8 and 9, fig. 1. 
Var. B, major (N. E. Br.); corolla about 5 lin. in diam., straw-colour 
(Pillans); tube 1} lin. long ; lobes 4 lin. long, 1 lin. broad at the base, thence 
gradually tapering to an acute apex; outer corona-lobes reduced to 5 pairs of 
-Ininute teeth ; inner corona-lobes stout, linear-oblong, obtuse, very convex on the 
back, nearly or quite as long as the anthers and closely incumbent on their backs ; 
otherwise as in the type. 
WEsTERN Recion: Little Namaqualand; Klipfontein, Barkly, 50! 50 bis! 
and cultivated specimens! Ookiep, Barkly, 27! Var. 8: Little Namaqualand ; 
Mistkraal, near Kamaggas, Rich in Herb. Pillans, 10! 143! Oubiep, Rich in 
Herb. Pillans, 200! 
Described from living plants and the variety from flowers preserved in fluid. 
According to Mr, Pillans this plant is known to the natives as ‘bitter gwagwa,” 
and is not edible, being considered poisonous, with medicinal virtues. 
13. C. pruinosa (N. E. Br. in Gard. Chron. 1892, xii. 370) ; plant 
1-14 ft. high, bushily branched, glabrous, greyish-green, tinted with 
purple ; branches obtusely 4-angled, 5—7 lin. square, with very small 
teeth, about 1 lin. long, hard and brown at the tips, flowering 
along the grooves between the angles; flowers 1-3 together, 
successively developed ; pedicels 1-1} lin. long, glabrous; sepals 
about } lin. long, ovate, acute, glabrous ; corolla rotate, without a 
distinct tube, lobed to ? of the way down, 5-6 lin. in diam., glabrous 
and more or less mottled with purple-brown outside, pubescent and 
entirely dark purple-brown all over the inner face ; united or disk 
part nearly flat ; lobes about 2 lin. long and 1} lin. broad, deltoid- 
lanceolate, acute ; outer corona shortly cupular and combined with 
the base of the inner corona-lobes, with 5 minute subrectangular 
bifid lobes about } lin. long, apparently erect, glabrous, blackish ; 
inner corona-lobes } lin. long, linear-oblong, emarginate, bifid, irregu- 
larly toothed or subtruncate at the apex, closely incumbent upon 
_ VOL. IV.—SECT. I.—PART VI. wh 
