CONVOLVULACEAE 



pomoea cairica (L.) Sweet, Hort. Brit. 287. 1827. 



Convolvulus cairicus Linn. Syst. éd. 10. 922. 17S9. 



Ipomoea palmata Forsk. FI. Aeg.-Arab. 43. 1775; C. B. Clarke in Hook. f. FI. Brit. 

 Ind. 4: 214. 1883. ';^^U^. -^O-CZ JS'^ /9j • ^^^J- 



Indo-China, Tonkin, Hanoi, Pételot 3673, Oct. 1924, in hedges. 



Introduced hère as it is in various other tropical countries, probably 

 jative of the Old World tropics. 



