836 : ASCLEPIADEZ (Brown). [ Brachystelma. 
Corolla not dark purple-brown; stems 
erect, 2-3 in. high: 
Leaves lanceolate-elliptic ; corolla-lobes 
nearly 2 lin. long, yellowish ... (13) flavidum. 
Leaves linear or linear-lanceolate ; corolla- 
lobes 1-14 lin. long: 
Leaves with a conspicuously prominent 
_ midrib beneath; corolla apparently 
pinkish or pale purplish, with 
darker tips sas ae ... (16) nanum. 
Leaves without a distinctly prominent 
midrib beneath ; corolla yellowish- 
white, dotted with wine-red _... (17) occidentale. 
Stem erect, 4 (rarely less) -2 ft. high, simple or 
sparingly branched : 
Pedicels 1-3 lin. long; corolla-lobes ciliate all 
along or bordered at the tips with minute 
thick weakly attached hairs : 
Middle stem-leaves 4-1} lin. broad, linear ; : : 
corolla-lobes 3—3 lin. long yes ... (18) schizoglossoides. 
Middle stem-leaves 14-6 lin. broad, linear to 
elliptic-oblong ; corolla-lobes 14-2 lin. : 
long ae ties sik taveatimenh ed eee 
Pedicels 44-10 lin. long ; middle leaves 3-1} in. 
broad, roundish-ovate ; corolla-lobes 1 lin. 
long, not ciliate ‘ ie 86 ... (19) natalense. 
ti Corolla-lobes 4-7 lin. long : 
Corolla-lobes ciliate near the base with long clavate 
purple hairs ; leaves 3-1? in. long, ovate or 
. oblong 2 suborbicular : ‘ 
tem 3-23 ft. high, with 10-25 irs 0 
leaves rdw td enna ere et Re 
Stem 2-3 in. high, with 4-6 pairs of leaves... (24) comptum. 
Corolla-lobes ciliate on the inner face at the margin 
to half way up with minute obovoid or clavate er 
hairs ; leaves 1}-3 in. long, linear... ... (23) longifolium. 
ttt Corolla-lobes 9-10 lin. long, puberulous on the inner 
face, not ciliate with clavate hairs ... _--. (22) macropetalum. 
**Corolla-lobes linear or filiform, connate at the tips ; 
flower somewhat cage-like : 
Stem and the elliptic leaves densely covered with long 
soft spreading hairs ; corolla-tube 2 lin. long, lobes 
$8 in: lone is is ee hie, ie gp A om 
Stem and leaves varying from densely pubescent sub- 
tomentose or puberulous with short or minute 
hairs to glabrous : 
+ Corolla with a distinct campanulate or cup-shaped 
tube 14-24 lin. long (in some dried flowers of 
se - Barberiz, falsely appearing up to 4 lin. 
ong): 
Leaves }-4 in. long, cuneate-ovate, undulate ; 
corolla-lobes 7 lin. long, sparsely ciliate —... (32) undulatum. 
Leaves $-14 in. long, linear or linear-lanceolate ; 
corolla-lobes 8-13 lin. long : 
Corolla-lobes thickened at the apex, ciliate above 
the middle ; tube sparsely pilose ... ... (38) elongatum. 
