Schizoglosswum. | ASCLEPIADEZ (Brown), 
inner face much less than } of the 
breadth of the lobe distant from 
the margins : 
Internodes 3-14 in. long; corona- 
lobes rounded at the apex ... (6) virens. 
Internodes mostly 4-4 in, long; 
corona-lobes emarginate, bifid or 
591 
subtruncate at the apex .,, ... (7) euphorbioides. 
§§Leaves filiform or linear, 3-2 lin, broad, not 
hastate at the base; corona-lobes with a 
subulate or deltoid-linear point or appendage 
at or just below the apex of the inner face, 
with a rim or margin behind its base: 
Plant 4-1} ft. high; stem usually simple, or - 
branching from injury; leaves on the 
flowering part shorter than or not twice 
as long as the internodes ; 
Peduncles 3-84 in. long; corolla-lobes 13-2 
lin, long, minutely puberulous on the 
inner face or at its base .,, ay ..»» (21) linifolium. 
Peduncles ;};-2 in. long; corolla-lobes 1-1} 
lin. long, glabrous on the inner face ; 
Corona-lobes subquadrate, truncate, form- 
ing a distinct transverse rim behind 
the 4-3 lin. long apical appendage .,, (66) Bolusii. 
Corona-lobes oblong-ovate or somewhat 
rhomboid-ovate, not forming a trans- 
verse rim behind the point or apical 
appendage dies hae sé .. (73) parvulum, 
Plant branching at the base, 6-10 in, high, 
with the leaves on the flowering 
several times as long as the internodes .., (24) garcianum. 
ttAppendage usually not half as long as the corona- 
lobe, or if half as long, then not exceeding the 
lobe by half its length when placed in a line 
with it, mostly shorter than, equalling or but 
shortly exceeding the lobe: 
§ Corolla-lobes 2}-34 lin. long; leaves mostly 
24-15 lin, broad at the middle: 
Appendage of corona-lobes directed over the 
staminal column, or if ascending then not 
parallel with the body of the lobe, divided 
cea 2 subulate segments, rarely linear and 
ifid ; 
Corona-lobes cuneately subquadrate, broadest 
at thetop...  . _.. (1) cordifolium, 
Corona-lobes elongate-ovate, broadest at the 
var. 
slightly cordate base... . (9) quadridens, 
Appendage of corona-lobes erect, parallel with 
the body of the lobe, deeply bifid or 
divided into 2 broad segments : 
Peduncle shorter than the leaves ; segments 
of the appendage bifid or toothed at the 
apex ais ns ase oss eee (8) nitidum, 
Peduncle as long as the leaves; segments 
of the appendage obtuse... ve ... (15) Wallacei, 
§$§Corolla-lobes 14-2 (rarely 2}) lin. long; 
leaves 3-1 (in 14, S. pachyglossum, and 16, 
8. bidens 4-3) lin, broad at the middle ; 
