88 



Ammannia baccifera, Linn., subsp. baccifera, f. typica, subf . expansa, 

 Koehne — Koehne, Engler Pflanzenr., Lythraceae, p. 55 ; Hosseus, 

 ii. p. 416. 



Chiengmai, in rice fields (ex Hosseus). 



Distr. India, Timor, Canton (ex Koehne), 



Rotala diversifolia, Koehne, Engler Bot. Jahrb., xli. p. 77 ; Hosseus, 

 i. p. 472 et ii. p. 416. 



Chiengmai, Doi Sootep, 750 m., Hosseus, 275. 



Rotala indica, Koehne, var. typica, Koehne — Koehne, Engler 

 Pflanzenr., Lythraceae, p. 41. Ammannia peploides, C. B. Clarke, 

 F.B.I., ii. p. 566 ; Coll. et Hemsl., Journ. Linn. Soc, xxviii. p. 60. 



Chiengmai, 300 m., Kerr, 1647. 



Distr. E. Asia. 



Probably identical with the Wang Djao plant enumerated as 

 R. indica by Hosseus, ii. p. 416. 



Rotala leptopetala, Koehne, var. pentamera, Koehne — Koehne, 

 Engler Pflanzenr., Lythraceae, p. 34. Ammannia pentandra, C. B. 

 Clarke, F.B.I., ii. 568. 



Chiengmai, 300 m., Kerr, 1648. 



Belongs probably to the Indian form loculpes, Koehne. 



Rotala mexicana, Cham, et Schlech., var. Chamissoana, Koehne, 

 f. minima, Koehne — Koehne, Engler Pflanzenr., Lythraceae, p. 30 ; 

 Hosseus, i. p. 472. R. mexicana, Hosseus, ii. p. 416. 



Siam, Hosseus (ex Koehne, Engler Bot. Jahrb., xlii. Beibl. 97, 

 p. 53). 



Distr. E. India (ex Koehne). 



Rotala rotundifolia, Koehne, Engler Bot. Jahrb., i. p. 175 et Engler 

 Pflanzenr., Lythraceae, p. 41 ; Hosseus, i. p. 472 et ii. p. 416. 

 Ammannia rotundifolia, Ham. — F.B.I., ii. p. 566 ; Coll. et Hemsl., 

 Journ. Linn. Soc, xxviii. p. 60. 



Chiengmai, Doi Sootep, 700-1050 m., Hosseus, 273, 491. 



Distr. India, Burma, China, Formosa, Tonkin. 



Pemphis acidula, Forst. — F.B.I., ii. p. 573 ; For. Fl. Burma, i. 

 p. 518 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 1031 ; Koehne, 

 Engler Pflanzenr., Lythraceae, p. 185 ; Hosseus, i. p. 472. 



Sriracha, Kerr, 2094 ; Lem Chong Pra, Murton, 134. 



Distr. Tropical coasts of Africa, Asia and Australia. 



Lagerstroemia Balansae, Koehne, Engler Bot. Jahrb., xxiii. Beibl. 

 57, p. 35 ; Koehne, Engler Pflanzenr., Lythraceae, p. 263. 



Chiengmai, Doi Sootep, 300-720 m., Kerr, 718, 718a. 



Distr. Tonkin. 



Lao name, Mai Pue Kau (ex Kerr). 



The leaves of Kerr's specimens are rather broader and less 

 acuminate than the type specimens collected by Balansa, but the 

 flowers appear to be identical. 



Lagerstroemia calyculata, Kurz— F.B.I., ii. p. 576 ; For. Fl. 

 Burma, i. p. 522 ; Koehne, Engler Pflanzenr., Lythraceae, p. 257. 



Phre, 120-300 m., Luang Vanpruk, 198 ; ? Sriracha, Nawng 

 Kaw, 30 m., Kerr, 2083. 



Distr. Burma. 



