102 87. ASCLEPIADEXE: SECAMONEEE. 
Cursa: without locality (Millett! Cantor !) ; Huren : Ichang 
and immediate neighbourhood (4. Henry!); Kwanerune: Ma- 
cao (Tate!), Pakhoi (Playfair!); Howaxowa (Wright! Cham- 
pion! Dickens!); Harnan: Hoihau (Hancock!) Mus. Brit. ; 
Herb. Kew. 
Imperfect specimens in the Kew Herbarium from Khasia 
probably belong to this species. The Ichang specimens have 
larger leaves than those from the coast-region. 
87. ASCLEPIADEA: CYNANCHEE. 
1. Calotropis gigantea, R. Br. in Ait. Hort. Kew. ed. 2, ii. 
p. 78; DC. Prodr. viii. p. 539 ; Hance in Journ. Bot. 1878, p. 13; 
Hook. f. Fl. Brit. Ind. iv. p. 17; Wight, lll. Ind. Bot. t. 155; 
Griff. Ic. Pl. Asiat. tt. 397 et 398; Bot. Reg. t. 58; Bot. Mag. 
t. 6862. 
Hatsan: on the contiguous small island of Nauchau (Samp- 
son!). Mus. Brit. 
Throughout India and Malaya, and naturalized in Fernando Po. 
[Asclepias curassavica, Linn. (Benth. Fl. Hongk. p. 225; Bot. 
Reg. t. 81), à tropical American weed, is naturalized in South 
China, as well as in most other warm countries.] 
l. Pycnostelma chinense, Bunge in DC. Prodr. viii. p. 512; 
Mazim. Ind. Fl. Pek. in Prim. Fl. Amur. p. 474, et Mél. Biol. 
ix. p. 775; Franchet, Pl. David. p. 207, et in Mém. Soc. Sc. Nat. 
Cherbourg, xxiv. p. 234; Herder in Pl. Radd. iii. p.144; Franch. 
et Savat. Enum. Pl. Jap. i. p. 816. 
Asclepias paniculata, Bunge, Enum. Pl. Chin. Bor. p. 43. 
CHIHLI: near Peking (Bunge! Bushell! Bretschneider !), 
Pohuashan (David, 1951!); Suinexrye: Talienhwan (Birnie!) ; 
Hvren: Ichang, Nanto and mountains to the northward (A. 
Henry!) ; Corran Arcuiretaco: Port Chusan (Wilford, 931 !). 
Mus. Brit.; Herb. Kew. 
Dahuria, Mardshuria and Japan, and recently collected by 
Dr. Watt in Muneypore. f 
yd 2. Pycnostelma lateriflorum, Hemsl., n. sp. 
Herba erecta fere undique glabra vel cito glabrescens, caulibus 
teretibus graciliusculis, internodiis quam folia brevioribus, Folia 
