Huernia. | ASCLEPIADE (Brown). 905 
tt Corolla-disk more or less convexly raised 
around the mouth of the tube, but not 
forming a very conspicuous ring, and as 
well as the throat of the tube scabrous 
with conical papille, those in the throat 
tipped with a minute acute hair... .-. (16) seabra, vars. 
ttt Corolla-disk not convexly raised around the 
mouth of the tube, or only at the parts 
alternating with the lobes, not forming a 
perfectly continuous or conspicuous ring, 
sometimes narrow ; lobes widely spread- 
ing or recurved : 
Corolla spotted or minutely dotted with 
crimson and with a crimson or purple 
area at the bottom of the tube : 
Corolla papillate-scabrous from the throat 
of the tube to the middle or tips of 
the lobes, with or without a minute 
hair at the tips of the papille in the 
throat : 
Outer corona-lobes purple - brown, 
united for half their length into 
a distinct disk which is often 
paler in colour... ss .. (16) scabra, var, 
Outer corona-lobes black, not a 
into a distinct disk sis +.» (15) brevirostris. 
Corolla minutely papillate on the lobes, 
smooth around the mouth of the 
tube, which is bearded with long | 
stiff thick purple-brown hairs .». (5) Piersii. 
Corolla smooth and without hairs on the 
inner surface, but the spets very 
slightly raised ve wed ... (13) Thureti. 
Corolla pale greenish-yellow to deep 
primrose-yellow, without spots, smooth 
or papillatenonbrous on the disk and 
lobes : 
Corolla 14-12.in. in diam., faintly 
purple at the bottom of the tube ; 
papille in the throat of the tube 
hair-tipped ... eats Gee .. (16) seabra, var. B. 
Corolla 3-1} in. in diam., not purplish ss 
the bottom of the "tube ; no hair- 
tipped papille ee wi .. (11) primulina. 
See also Stapelia fasciculata, Thunb., which may belong to this genus. 
1, H. campanulata (R. Br. in Mem. Wern. Soc. i. 22); stems 
erect, 14-5 in. long, 4—} in. thick, acutely 4—5-angled, green or 
mottled with purplish ; angles compressed, with spreading deltoid 
acute teeth 1-2 lin. long; flowers 2—3 together near the base of the 
young stems, developing in succession; pedicels 3-6 lin. long, 
glabrous ; sepals narrowly lanceolate, acuminate, glabrous ; corolla 
somewhat pear-shaped and obtusely pentagonal in bud, with a 
short acute point and a small conical tooth at each angle ; when 
estas about 1} in. in diam., campanulate, with a_ slight 
