Asclepias. | ASCLEPIADE (Brown). 
Corona-lobes with rather long 
backwardly directed falcate 
teeth at the inner apical 
angles; follicles ovoid or 
lanceolate, tapering into a 
beak or shortly acute et 
Corona-lobes with erect obliquely 
subtruncate or shortly falcate 
teeth at the inner apical 
angles; follicles subglobose, 
obtuse or apiculate... ... (29) physocarpa. 
§§ Leaves truncate or hastately auriculate, but 
not otherwise broadened at the base, 
linear, subsessile, usually very long and 
widely spreading or deflexed : 
Anther-appendages longer than broad, sub- 
petaloid, erect, much overtopping the 
style-apex : 
Corona-lobes produced at the dorsal apex 
into a long linear-subulate point ... 
Corona-lobes truncate or obliquely 
convex at the top, not produced at 
the dorsal apex into a point 
Anther-appendages not longer than broad 
nor subpetaloid, inflexed upon the 
margin of the style-apex : 
Corona-lobes compressed-cucullate, not 
divided down the back nor with a 
basal lobule ... ve ui aes 
Corona-lobes dorsally divided to the base, 
whence arises a fish-tail-like erect 
lobule... sie ae = ioe 
{{Umbel solitary and strictly terminal on each 
stem or branch (see also 5, A. premorsa, 
(23) fruticosa. 
(4) expansa. 
(5) preemorsa. 
(6) patons. 
(7) peltigera. 
very rarely in 16, A. brevicuspis with 1-2 
lateral umbels below the terminal one); 
plant branched at the base; leaves mostly 
hastate, truncate or broadly cuneate and 
often broadened at the base : 
Corona-lobes measured along their backs 
much longer than the staminal colamn : 
Corona-lobes 6-7 times as long as broad 
when viewed from the side, overtopping 
the staminal column by half their length ; 
corolla-lobes 5-7 lin. long on ae 
Corona-lobes not 6~7 times as long as broad 
across their side nor overtopping the 
staminal column by half their length ; 
corolla-lobes not more than 44 lin. long: 
Corona-lobes distinctly gibbous or curved 
on the back with an erect subulate 
point at their dorsal apex 3-4 as 
long as the rest of the lobe... ee 
Corona-lobes not gibbous nor curved on 
‘the back, with the termioal part 
tee oblong or ovate, obtuse : 
Leaves glabrous, smooth = ws +++ 
Leaves scabrous, at least on the mar- 
gins and midrib ... 0+ a 
(20) eminens. 
(19) eibhe. 
(15) flexuosa. 
667 
(42) erispa, var. B. 
