87. ASCLEPIADEX: CYNANCHER. 109 
pilosula, lobis latis obtusis; corona 5-lobata, lobis latis apice 
rotundatis gymnostegium vix superantibus; pistillum glabrum. 
Folliculi juveniles tantum visi ut videtur leves. 
Huren: Ichang (A. Henry, 49!) ; SzecHvEN: Wushan gorge, 
in sand of river (Faber !). Herb. Kew. 
21. Cynanchum versicolor, Bunge, Enum. Pl. Chin. Bor. 
p. 44. 
Vincetoxicum versicolor, Decne. in DC. Prodr. viii. p. 524; Maxim. 
Prim. Fl. Amur. p. 474, et in Mél. Biol. ix. p. 792; Debeaux, Fl. Tchef. 
p. 95. 
CnrHL:: near Peking (Bretschneider!); SHanatune: Yantai 
(ex Debeaux) Herb. Kew. 
aa 29, Cynanchum? (§ Vincetoxicum) verticillatum, Hemsl., 
n. sp. 
Herba glabra vel cito glabrescens, ut videtur caulibus erectis 
1-2-pedalibus simplicibus. Folia breviter petiolata, papyracea, 
verticillata (verticillis 6-8-phyllis), lineari-lanceolata, 12-32 poll. 
longa, acuta, venis inconspicuis. Flores parvi in cymas parvas 
axillares dispositi; calyx glaber, fere 5-partitus, segmentis erectis 
oblongis obtusis. Folliculi angusti, acuminati, leves, 22-3 poll. 
longi. 
SzECHUEN: Changchow and Chungking, among stones on 
river-side (Faber!) Herb. Kew. 
In the absence of flowers, the genus of this very distinct plant 
remains a little uncertain. 
485 23, Cynanchum volubile, Hemsl. 
Vincetoxicum volubile, Maxim. Prim. Fl. Amur. p. 195, et in Mél. 
Biol. ix. p. 795. 
Asclepiadea dubia, Oliv. in Journ. Linn. Soc. ix. p. 166. 
Corran AnmcurPELAGO: Long Reach (Oldham, 569 !). Herb. 
Kew. 
Mandshuria. 
24. Cynanchum Wilfordi, Franch. et Savat. Enum. Pl. Jap. ii. 
p. 445. Di - 
Cynoctonum Wilfordi, Mazim. in Mél. Biol. ix. p. 799; Hook. f. Fl. 
Brit. Ind. iv. p. 25, in nota sub Cynancho auriculato. l 
Endotropis auriculata, Franch. et Savat. Enum. Pl. Jap. i. p. 319, non 
Decne. nec Miq. 
