ASCLEPIADE.E. 
stellate, corrugated, furnished with a large, elevated orb in front 
of the segments. 
10 Osnrsi.. Corona double; outer one undivided or 5- 
lobed, short; segments of the inner corona short, spreading. 
Corolla without any orb. 
11 DuvaLr.. Corona double : segments of the outer one 
bifid: of the inner one unequally bifid, galiately hooked. Co- 
rolla having the segments bent more or less to one side. 
12 CanuwNcULA'RIA. Corona double: outer one 5-parted; 
segments short, spreading, emarginate; those of the inner co- 
rona unequally bifid, globose and granulately carunculate at top, 
and attenuated at the base; the granules of various forms. 
13 PrcriNA mia. Corona double; both ciliately multifid, not 
divided into leaflets. 
14 CanaLLU'MA. Corona simple, 10-parted ; the 5 segments 
opposite the stamens are obtuse and undivided : the outer 5 are 
bipartite and acute (f. 15. c.). 
15 BovucEROsia. Corona simple, 15-lobed; lobes disposed 
in a double series, all simple: the 5 inner ones laying upon the 
Corolla subcampanulate. 
Corona simple, 20-lobed : the 5 inner lobes 
Corolla subcampanulate. 
Corona simple, 15-lobed: the 5 
Corolla subcampanulate. 
anthers. 
16 Hurcninia. 
lying upon the anthers. 
17 ERIOPE'TALUM. 
lobes lying upon the anthers. 
inner 
Seg- 
ments linear. 
18 MicRosrE'Mwa. Corona simple, 5-lobed; lobes altern- 
ating with the anthers, sometimes there is a short tooth be- 
tween each lobe. Pollen masses fixed by the middle. 
19 Leprape‘n1a. Corona wanting. Corolla subrotate: hav- 
ing the throat crowned by 5 scales. Pollen masses fixed by 
the base, pellucid at top. 
20 OrHawTHERA. Corona wanting. Corolla urceolate, with 
a naked throat. Pollen masses as in Zeptadénia. 
21 BnacuysrE/LMa. Corona simple, 5-cleft, naked on the 
back. Pollen masses erect, fixed by the base. Corolla campa- 
nulate (f. 16. 5.). 
22 Fiscue‘rta. Corona simple, truncate, girded by a ring 
at the base. Pollen masses fixed by the middle of the side. 
Corolla rotate, with curled segments. 
Susrrize II, Hoya'cem. Pollen masses erect or connivent, 
lying upon the stigma, fixed by the base or by the middle of the 
side. Anthers terminated by a membrane. 
§ 1. Stamineous tube appendiculate outside. 
23 Hoya. Corona simple, 5-leaved; leaflets depressed, 
fleshy, drawn out into a tooth inside, which lies upon the anthers. 
Corolla rotate. 
24 PrERosTE/LMA. Corona simple, 5-leaved; leaflets mem- 
branous, with reflexed sides, each drawn out into a subulate 
tooth inside. Corolla rotate. 
25 PmnvsosrE'LMA. Corona simple, 5-leaved; leaflets in- 
flated; filaments 10, or 5 bipartite to the base, each alter- 
nate filament or leg bearing an anther. Corolla rotate. 
26 Tyrórmora. Corona simple, 5-leaved ; leaflets depressed, 
107 
fleshy, toothless inside, pressed to the gynostegium. Pollen 
masses transverse or ascending. Corolla rotate. 
27 BzrosrE'MMa. Corona simple, 5-leaved; leaflets linear- 
oblong, fleshy, fixed vertically to the middle of the gynos- 
tegium, spreading. Pollen masses sub-ascending. Corolla 
rotate. 
28 Manspre'Nia. Corona simple, 5-leaved; leaflets com- 
pressed, undivided at the apex, toothless inside. Corolla rotate. 
29 Cosmosticma. Corona simple, 5-leaved ; leaflets com- 
pressed, bifid, toothless inside. Anthers ventricose. Stigma 
crowned by a narrow, flexuous, repand margin. Corolla rotate. 
30 HrrrRosrE'MMA. Corona simple, 5-leaved; leaflets di- 
lated, each furnished with a process inside. Pollen masses te- 
tragonal, pellucid on one margin. Corolla rotate. 
31 Prrcuxa‘ria. Corona simple, 5-leaved; leaflets com- 
pressed, undivided at apex, furnished each with a little segment 
inside. Corolla rotate. 
32 Discuipia. Corona simple, 5-leaved ; leaflets compressed, 
bifid at apex, having the lobes recurved. Corolla rotate. 
33 Leproste’mMaA. Corona simple, 5-leaved; leaflets cor- 
date or sagittate. Corolla tubular, with a constricted throat, 
closed with scales or fascicles of hairs. 
34 Triptospr’rma. Corona simple, 5-lobed; lobes spread- 
ing, stellate, acute, large. Corolla funnel-shaped, with conni- 
vent segments. Seeds 3 rows in each follicle. 
35 Harrisonta. Corona simple, 5-leaved; leaflets undi- 
vided at the apex, each furnished with a fleshy tooth or process 
inside. Corolla urceolate, 5-toothed, with a naked throat. 
§ 2. Stamineous tube inappendiculate outside. 
36 CONCHOPHY'LLUM. Seeds with a tuft of hairs at end. 
Follicles smooth. Corolla urceolate, with a bearded throat. 
37 Gymne‘ma. Seeds with a tuft of hairs at end. Follicles 
slender, smooth. Corolla urceolate; throat crowned by scales, 
but sometimes toothless. M 
38 Sarcétosus. Seeds naked, marginate. Follicles ventri- 
cose, fleshy. Corolla subrotate, with a toothless throat. 
Trise II. 
Goworósrz. Asclepiddee vere, part. R. Br. in mem. wern. 
soc. 1. p. 21. Pollen masses 10, transverse, attached by pairs to 
the corpuscles of the stigma, fixed by the outer extremity (f. 17. 
h.), and hiding the stigma, dehiscing transversely in respect to 
the cells, that is 5 2-celled anthers, separable into 2 parts by a 
transverse furrow. Stamineous corona simple, of 1 leaf (f. 17. 
d.), lobed. Anthers naked at the apex, terminated by a mem- 
brane. 
39 Gowórosus. Seeds with a tuft of hairs at end.  Follicles 
usually ribbed or muricated. Stems twining. 
40 MarE' LEA. Seeds naked, crenated. Stem erect. 
True III. 
AscLEePIEVE. Asclepiddee vere, part. R. Br. in mem. wern. 
soc. 1. p. 21. Pollen masses 10, smooth, 2 appertaining to each 
P2 
