156 
surfaces; flowers umbellate. h. ^. S. Native of Brazil, in 
the province of Minas Geraes, in grassy places of the diamond 
district. 
Obcordate-leaved Ditassa. Shrub tw. 
Cult. For culture and propagation see Calótropis, p. 147. 
LXV. D/E'MIA (altered from the Arabic name of D. Fors- 
kæli). R. Br. in wern. soc. mem. 1. p. 50.—Asclépias species 
of authors. —Cynánchum species, Jacq. 
Lin. syst. — Pentándria, Digynia. Corolla subrotate, with a 
short tube. Stamineous corona double: outer one short, 10- 
parted ; the alternate segments short: inner one of 5 leaves ; 
leaflets loose at the base, undulated at apex. Anthers termi- 
nated by a membrane ; pollen masses compressed, fixed by their 
apexes, pendulous. Stigma mutic.  Follicles ramentaceous. 
Seeds comose.—Stems twining. Leaves opposite, cordate. 
Flowers umbellate. Natives of the East Indies, and equi- 
noctial Africa. 
1 D. exre’nsa (R. Br. in mem. wern. soc. 1. p. 50. Wight 
and Arnott, contrib. ind. bot. p. 59.) shrubby, twining; leaves 
roundish-cordate, acuminated, acute, auricled at the base, 
downy, glaucous beneath; peduncles and pedicels elongated, 
filiform ; margins of corolla ciliated. h. ^. S. Native of 
the East Indies, in various parts, as well as on the banks of the 
Ganges; and at Sumbata, in the Himalaiah. Cynanchium cor- 
difdlium, Retz. obs. 2. p. 15.  Asclépias echinàta, Roxb. fl. 
ind. 2. p. 44. mus. ind. or. cent. t. 616. Cynanchum exténsum, 
Jacq. icon. rar. t. 54. Ait. hort. kew. ed. 1. vol. 1. p. 303. 
Cynanchum bicolor, Andr. bot. rep. 562. Flowers white. 
Extended Demia. Fl. July, Aug. Clt. 1777. Shrub tw. 
2 D. corpa`ra (R. Br. |. c.) shrubby, twining; leaves reni- 
formly cordate, acute, villously tomentose, as well as the 
branches, &c. ; umbels corymbose ; pedicels hairy, 4 inch long. 
5.^.S. Native of Arabia Felix, and in the deserts about 
Cairo, and on arid hills in Barbary, about Kerouan,  Asclépias 
cordàta, Forsk. arab. p. 49. but not of Durm. fl. zeyl. p. 72. 
which is Pergulària odoratíssima. Pergularia tomentosa, Lin. 
mant. p. 53. Vahl. symb. 1. p. 23. Desf. fl. atl. 1. p. 209. 
Corolla livid or rusty green, 4 times longer than the calyx. Co- 
rona white. 
Cordate-leaved Demia. FI. July, Aug. Clt. 1824. Sh. tw. 
3 D. GuixEE/wsis ; shrubby, twining, hairy ; leaves cordate ; 
lobes rounded behind; petioles long: umbels racemose, 
downy. h.%™.S. Native of Guinea, in various parts. As- 
clépias scandens, Beauv. fl. d'owar. 1. p. 92. t.56. Dee'mia 
scandens, G. Don, in Loud. hort. brit. p. 94. Flowers white, 
in crowded umbels. 
Guinea Daemia. Fl. July, Aug. Clt. 1824. Shrub tw. 
4 D. Fonskc Lı (Schultes, syst. 6. p. 113.) shrubby, twining ; 
leaves cordate, acute. h. ^. S. Native of Arabia Felix. 
Asclépias Dae'mia, Forsk. egypt. 51. no. 72. Flowers white. 
Follicles terete, subulate, 2 inches long, a little incurved, green, 
hispid from bent bristles. Perhaps distinct from Asclépias 
(Gonólobus) setósus. 
Forskeel’s Deemia. Shrub tw. 
5 D. era'sRA (Schultes, syst. 6. p. 113.) shrubby, twining ; 
leaves ovate, acuminated, flat, quite glabrous ; flowers umbellate, 
white. 5.^.S. Native of Arabia Felix, at Taaes. Asclé- 
pias glabra, Forsk. egypt. 51. no. 74. Probably distinct from 
the preceding. 
Glabrous Demia. Shrub tw. 
Cult. For culture and propagation see Pergulària, p. 133. 
LXVI. SARCOSTE'MMA (from capé capkoc, sarx sarcos, 
flesh, and oreupa, stemma, a crown; in reference to the leaflets 
of the inner corona being fleshy). R. Br. in mem. wern. soc. 1. 
ASCLEPIADEH. LXV. Dæmi. 
LXVI. SancosrTEMMA. 
p.50. Wight and Arnott, contrib. ind. bot. 59.—Asclépias 
species of Lin. and others. 
Lin. syst. Pentándria, Digynia. Corolla rotate. Stami- 
neous corona double; outer one cup-shaped or annular, cre- 
nated: inner one 5-leaved, higher than the outer one ; leaflets 
fleshy. Anthers terminated by a membrane; pollen masses 
fixed by their apexes, pendulous. Stigma mutic or apiculated. 
Follicles slender, smooth. Seeds comose. Stems twining or 
decumbent, leafless, articulated ; or with distant opposite leaves. 
Flowers umbellate, lateral, or terminal. Natives of the East 
Indies and New Holland, as well as of South America. 
* Species natives of the East Indies. 
1 S. vimina'ce (R. Br. in mem. wern. soc. 1. p. 51. Wight 
aud Arnott, contrib. ind. bot. p. 59.) twining, leafless; umbels 
terminal; calyxes and pedicels canescent; outer corona 10- 
plicate, 10-toothed: teeth nearly equal: leaflets of the inner 
corona flattish, exceeding the anthers ; stigma apiculated, bifid. 
h. ©. S. Native of the East Indies. Wall. ascl. no. 99. c. 
Wight, cat. no. 1556. Cynanchum viminale, Lin. syst. p. 257. 
Willd. spec. 1. p. 1252. Lam. dict. 2. p. 233. ?  Euphórbia 
viminàle, Lin. spec. 2. p. 649. Mill. dict. no. 15. Apócynum 
viminàle, Bass. act. bonn. Telfel-Tavil, Alpin. egypt. 190. ? 
Flowers white, sweet-scented. 
Twiggy Sarcostemma. | Fl. July. Clt. 1731. Shrub tw. 
2 S. Brunonta‘na (Wight and Arnott, contrib. ind. bot. p. 
59.) twining, leafless; umbels lateral, sessile; calyx and pe- 
dicels canescent; outer corona subplicate, with a 10-crenated 
border: the alternate crenz almost obsolete; inner corona 
shorter than the anthers; stigma apiculated, nearly entire. 
b.^. S. Native of the south of Coromandel. 
Brown's Sarcostemma. Shrub tw. 
3 S. srevistiema (Wight and Arnott, l. c.) twining, leafless ; 
umbels terminal, or terminating the short lateral branches ; calyx 
and pedicels glabrous; outer corona 10-plicate, 10-crenate ; 
leaflets of inner corona gibbous on the back, equal to the gy- 
nostegium; stigma mutic. h. O,S. Native of Coromandel. 
Wight, cat. no. 1558. S. viminàle, Wall. ascl. no. 99. b. As- 
clépias ácida, Roxb. fl. ind. 2. p. 31. — Asclépias aphylla, Roxb. 
in mus. ind. orient. t. 607. 
Short-stigmaed Sarcostemma. Shrub tw. 
* * Species Natives of New Holland. 
4 S. AusrRA'LE (R. Br. prod. p. 463.) leafless, articulated, 
decumbent, sometimes twining; umbels lateral or terminal, 
having the stem drawn out beyond the umbel in the same direc- 
tion ; common receptacle of pedicels convex, excentric. h. ne 
S. Native of New Holland, on the south shore and within the 
tropic. Very nearly allied to S. viminàle. According to Wight 
and Arnott, in contrib. ind. bot. p. 59. the character given to 
this species is applicable to them all, and perhaps even it con- 
tains two species, one with lateral and the other with terminal 
inflorescence. 
Southern Sarcostemma. 
* * * Species natives of Africa. 
5 S. Tuunse’ren; leafless, erect, branched; geniculately 
flexuous ; flowers solitary, pedunculate. kh. G. Native of 
the Cape of Good Hope, in Karro, beyond the Hartequas Kloof, 
near Hexrivier. S. aphyllum, Schultes, syst. 6. p. 116. As- 
clépias aphylla, Thunb. prod. 1. p. 47. fl. cap. 2. p. 153. 
Branches alternate. — Follicles lanceolate, a hand long. 
Thunberg’s Sarcostemma, Shrub erect. 
6 S. ryRorE'cHNicUM (R. Br. in mem. wern. soc. 1. p. 51.) 
leafless, erect, branched, glabrous; peduncles axillary, tuber- 
cled, solitary, twin or tern, bearing each a capitate head of flowers 
Shrub tw. or decumbent. 
