141 



Ipomoea obscura, Ker F.B.I., iv. p. 207 ; Coll. et Hemsl., 

 Journ. Linn. Soc., xxviii. p. 96. 



Chiengmai, 300 m., Kerr, 1346 " a garden weed." 

 Distr. Trop. Asia, Africa, Australia. 



Ipomoea paniculata, Br. I. digitata, Linn. F.B.I., iv. p. 202. 

 Bangkok, Schomburgk, 322 ; Chiengmai, in scrub jungle, 330 m., 

 Kerr, 1336. 



Distr. Tropics. 



Ipomoea pentadactylis, Choisy. I. quinata, F.B.I., iv. p. 214, in 

 part. 



Chiengmai, in deciduous jungle on Doi Sootep, 330 m., Kerr, 2256. 

 Distr. Taong Dong. 



Ipomoea pes-tigridis, Linn. F.B.I., iv. p. 204 ; Williams, Bull. 

 Herb. Boiss., v. (1905) p. 439. 



Chiengmai, in scrub jungle, 300 m., Kerr, 1962. 



Distr. S.E. Asia, Trop. Africa. 



Ipomoea petaloidea, Choisy F.B.I., iv. p. 212 ; Coll. et Hemsl., 

 Journ. Linn. Soc., xxviii. p. 96. /. xanthantha, Kurz, For. Fl. 

 Burma, ii. p. 219. 



Muang Prow, Meh Ngat, in deciduous jungle, 420 m., Kerr, 

 1036. 



Distr. Oudh, Burma, Malaya. 



Lao name, Kreua Kou Kom (ex Kerr). 



Ipomoea pileata, Roxb. F.B.I., iv. p. 203. 



Chiengmai, on grassy bank by stream, 330 m., Kerr, 1543b ; 

 Sriracha, on old clearing, 150 m., Kerr, 2114. 



Distr. India, Indo-China, S. China, Trop. Africa. 



Ipomoea polyantha, Miq., var. affinis, C. B. Clarke, F.B.I., iv. 

 p. 206. Merremia gemella, Hosseus, i. p. 504. M. umbellata, 

 Hosseus, i. p. 505. 



Bangkok, Zimmermann, 83. 



Distr. Bengal, Assam, Burma. 



Ipomoea quinata, Hossens, i. p. 502 et ii. p. 428, an Br. ? 



Kau Phra Dang (ex Hosseus}. 



May be identical with the plant referred above to 7. pentadactylis. 



Ipomoea siamensis, Craib, floribus /. popahensi, Coll. et Hemsl., 

 similis sed foliis ovatis vel ovato-rotundatis basi alte cordatis 

 valde distincta. 



Caules e radice perenni annui, procumbentes vel scandentes, pilis 

 rigidiusculis patentibus vel plerumque reflexis instructi. Folia 

 ovata vel ovato-rotundata, apice acuminata, acuta, basi alte cordata, 

 2'7-9'5 cm. longa, 2-8 cm. lata, tenuiter chartacea, ciliata, utrinque 

 pauperrime setulosa, nervis lateralibus utrinque 4-7 pagina utraque 

 conspicuis ; petioli 2-6*5 cm. longi, indumento ut caule. Flores 

 axillares, solitarii, pedicellis circa 2 cm. longis suffulti. Sepala 

 subaequalia, lanceolata, acuta, circiter 1 cm. longa, 2 mm. lata, 

 extra hirsuta. Corolla anguste tubuloso-campanulata, purpurea et 

 alba (ex Kerr), ad 6 cm. longa, 1*5 cm. diametro, extra longe 

 parceque setosa. Craib, Kew Bull. 1911, p. 424. 



Chiengmai, Doi Sootep, in mixed jungle 330-420 m., Kerr, 1401. 



