166 93. CONVOLVULACES. 
Curwa: without locality (Staunton!); SmawTUNG: Chefoo 
(Fauvel ex Franchet). Mus. Brit. 
This is apparently the same as Calystegia hederacea, Wall., but 
without aetual comparison we do not venture to reduce it. 
4. Convolvulus parviflorus, Vahl, Symb. iii. p. 29; DC. Prodr. 
ix. p. 413; Clarke in Hook. f. Fl. Brit. Ind.iv. p. 220. 
Jacquemontia violacea, Benth. Fl. Hongk. p. 239, vix Choisy. 
Convolvulus ianthinus, Hance in Waip. Ann. iii. p. 113. 
Formosa: south-west coast (Swinhoe!) ; Taiwan (Playfair !) ; 
Howaxoxa (Champion! Tate!). Mus. Brit.; Herb. Kew. 
Tropieal Asia and Australia. 
The Chinese plant appears to vary in colour from white and 
pink to violet. 
5. Convolvulus tragacanthoides, Turcz. in Bull. Soc. Nat. Mose. 
1832, p. 22; DO. Prodr. ix. p. 400; Hance in Journ. Bot. 1869, 
p. 166. 
Convolvulus spinosus, Bunge, Enum. Pl. Chin. Bor. p. 47, et Maxim. 
Ind. Fl. Pek. in Prim. Fl. Amur. p. 474, nec alior. 
CHIHLI: near Zsimini (ex Bunge), Kalgan (Williams, hb. 
Hance*). Mus. Brit. 
Mongolia. 
1. Evolvulus alsinoides, Linn. Sp. Pl. ed. 2, p. 892; DC. 
Prodr. ix. p. 447; Benth. Fl. Hongk. p. 240; Clarke in Hook. 
f. Fl. Brit. Ind. iv. p. 220. 
Evolvulus chinensis, Choisy in DC. Prodr. ix. p. 447. 
Evolvulus pudieus, Hance in Walp. Ann. iii. p. 115. 
Evolvulus linifolius, Linn. Sp. PI. ed. 2, p. 392. 
Evolvulus hirsutus, Lam. Encycl. iii. p. 538, et Illustr. t. 216. 
Evolvulus sinicus, Mig. Journ. de Bot. Néerl.i. p. 112? 
CENTRAL and SOUTHERN CurwA and Formosa: common 
(Swinhoe! Playfair! Wright! A. Henry! and other collectors). 
Mus. Brit. ; Herb. Kew. 
Generally spread in tropical and subtropical countries. 
1. Porana racemosa, Roxb. Fl. Ind. i. p. 466 ; DC. Prodr. ix. 
p. 436; Clarke in Hook. f. Fl. Brit. Ind. iv. p. 222; Wight, IIl. 
Ind. Bot. X. 168 bis, et Ic. Pl. Ind. Or. t. 1376 ; Jacq. f. Eclog. 
ii. t. 165. 
