153 



Hygrophila quadrivalvis, Nees F.B.I., iv. p. 408. H. angustifolia, 

 var. quadrivalvis, Williams, Bull. Herb. Boiss., v. (1905) p. 435 ; 

 Hosseus, Engler Bot. Jahrb., xli. p. 65. H. angustifolia, var. 

 assurqens, Williams, I.e., p. 435 ; Hosseus, I.e., p. 65. 



Cliiengmai, in irrigation ditches, 300 m., Kerr, 2283 ; Bangkok, 

 Zimmermann, 81. 



Distr. India, Burma, Malaya, Tonkin, S. China. 



Calophanes Nagchana, Nees F.B.I., iv. p. 410. 



Doi Noi, in deciduous jungle, 300 m., Kerr, 2208 ; Chiengmai, in 

 mixed jungle on Doi Sootep, 330 m., Kerr, 2266. 



Distr. India, Ceylon. 



Ruellia macrosiphon, Knrz F.B.I., iv. p. 413. 



Chiengmai, in deciduous jungle, Kerr, 1854 " flowers white, 

 opening at night." 



Distr. Burma. 



Ruellia repens, Linn. F.B.I., iv. p. 412. 



Ban Tak, 120 m., Kerr, 2170 ; Bangkok, Schomburgk, 200. 



Distr. Burma, Malaya, Philippines. 



Ruellia tuberosa, Linn. 



Bangkok, Kerr, 2151 a roadside weed. 



Native of Tropical America. 



Ruellia sp. 



Ban Na Gorge, 135 m., in bamboo jungle, Kerr, 2175. 



Phaylopsis parviflora, Willd. F.B.I., iv. p. 417 ; Hosseus, Engler 

 Bot. Jahrb., xli. p. 68 ; Hosseus, ii. p. 442. 



Chiengmai, 300 m., Kerr, 161 Ib a garden weed. 



Distr. India, Indo-China, Madagascar, Tropical Africa. 



Daedalacanthus tetragonus, T. And. F.B.I., iv. p. 420 ; Coll. et 

 Hemsl., Journ. Linn. Soc., xxviii. p. 103 ; Williams, Bull. Herb. 

 Boiss., v. (1905) p. 962 ; Hosseus, Engler Bot. Jahrb., xli. p. 68 ; 

 Hosseus, ii. p. 440. 



Chiengmai, Doi Sootep, 660-900 m., Kerr, 948 ; between Wann 

 Bao and Chieng Dao, 400 m., Hosseus, 389 ; Kaheng, between 

 Long Ison and Nong Boa, Lindhard, 52. 



Distr. Burma. 



Hemigraphis glaucescens, C. B. Clarke, F.B.I., iv. p. 425. 



Chiengmai, in. mixed jungle at foot of Doi Sootep, 330 m., Kerr, 

 2297 " flowers mauve with purple veins." 



Distr. Burma. 



Hemigraphis quadrifaria, T. And. F.B.I., iv. p. 425 ; Hosseus, 

 Engler Bot. Jahrb., xli. p. 66 ; Hosseus, ii. p. 441. 



Chiengmai, in mixed jungle on Doi Sootep, 540-660 m., Kerr, 

 1542&, 1542c. 



Distr. Burma. 



Hemigraphis Schomburgkii, Craib, ab H. /lava, Kurz, foliis lanceo- 

 latis facile distinguenda. 



Folia lanceolata, apice acuminata, basi in petiolum brevem 

 attenuata, 5*5-12*5 cm. longa, 1-2 cm. lata, rigide chartacea, 

 utrinque glabra et lineolata sed pagina superiore quam inferiore 

 densius lineolata, margine integro recurvo, nervis lateralibus utrinque 



