Schizoglossum. | ASCLEPIADES (Brown). 595 
Stem 4-38 ft. high, with 6-20 
leafy nodes below the lowest 
flowering node (unknown in 
S. grandiflorum) ; 
Corolla glabrous on the inner 
face : 
Leaves ascending .., ... (41) robustum. 
Leaves spreading ... ... (84) grandifiorum, 
Corolla pubescent or puberu- 
lous on the inner face 
$§Corona-lobes not erectly 3-toothed at the 
top, transverse or quadrate with the 
shoulders rounded, rectangularly acute 
or rarely produced into short  hori- 
zontally spreading teeth, or rhomboid 
and angular at or below the middle, or 
ovate and tapering into the point: 
Stem 1-24 ft. high, simple or rarely 
branching at the upper part; leaves 
linear, linear-filiform or linear-oblong, 
erect or ascending : 
Corona-lobes produced behind a long 
filiform appendage into 2 long fili- 
form points, which are free or 
united at the base . an 
Corona-lobes produced behind the ap- 
pendage,into 1 entire or shortly and 
acutely bifid point : 
Pedicels 2-5 lin. long; corolla-lobes 
2-34 lin, long : 
Corolla-lobes glabrous on the inner 
. (41) robustum, var.. 
(58) araneiferum. 
A000 «ans ‘ ... (41) robustum, 
Corolla-lobes puberulous or pubes- 
cent on the inner face: 
Umbels 6 or more to a stem; 
corona-lobes with horizontal 
teeth at the shoulders _.,, (41) robustum, var. 8. 
Umbels 1-3 to a stem; corona- 
lobes without teeth at the 
shoulders... es 
Pedicels 4-14 iin. long (length un- 
known in 57, S. strictum) : 
Corolla-lobes } lin. long, glabrous 
on the back, minutely papillate- 
puberulous on the inner face, 
.-. (42) pilosum. 
blackish-purple ewe (80) virgatum, 
Corolla-lobes 13-23 lin. long ; 
Corona-lobes with a filiform point 
appearing to come out of the 
back of the lobe below the 
base of the -1 lin, long 
filiform appendage : 
Corolla-lobes 13-2 lin. long, 
puberulous on the lower 
part of the inner face... (49) Conrathii. 
Corolla-lobes 2}-2% lin. long, 
glabrous on the inner face (50) excisum, 
Corona-lobes with a terminal point 
whose base is level with or 
above that of the appendage ; 
eq 2 
