280 D. Prain — A List of Diamond Island Plants. [No. 4, 



7 cm. : 3 cm., ovate, acute, base subcordate ; inflated ovary 6 mm. : 4 

 mm. ; tubular neck of calyx 4 mm. long : 3 mm. diara. at junction of 

 inflated and tubular portions and 5 mm. diam. at mouth. The speci- 

 mens of tins gathering precisely accord with specimens collected by 

 Kurz in Arracan ; they agree as to calyx vrith specimens collected by 

 R. Scott in Pegu ; as to leaves they resemble specimens collected on 

 Parasnath and in Chutia Nagpur by T. Thomson, by Kurz, and by J. J. 

 Wood. 



LYTHRACE^. 



33. Lagerstrcemia Flos-Regin^ Retz. A common tree in the 

 eastern part of the Island and to the north of the tank. 



CUCURBITACE^. 



34. LuFFA iEGTPTiACA Mill. Not infrequent on the western side of 

 the Island. 



RUBIACE^. 



35. Stephegtne diversifolia Hook. f. Frequent in and immedi- 

 ately behind the coast zone. 



36. GuETTARDA SPECI03A Linn. Common on the north coast of the 

 Island ; this appears to be the first occasion on which the species has 

 been collected so far north as Arracan. 



37. IxORA RUGOSULA Wall. Frequent in the interior ; previously 

 only known from Pegu and Tenasserim ; now, therefore, from Arracan 

 also. 



38. Pavetta indica Linn. Common in the interior. 



39. PsYCHOTRiA ADENOPHTLLA Wall. Common in the interior. 



COMPOSITE. 



40. YERNONfA ciNEREA Less. Waste ground about telegraph- 

 office ; also on bare ground at the south-western corner of the Island. 



41. Adenostemma vioCOSUm Forst. var. parviflora Hook. f. Be- 

 hind the boat-house. 



42. Ageratum contzoides Linn. Only a few plants seen near the 

 side of the tank. 



GOODENOVIE^. 



43. Sc^vOLA Kcenigii, VahL On the west and north shores; 

 common. 



CAMPANULACE^. 



44. Sphenoclea zeylanica Gsertn. At the margin of the tank 

 eastern end ; profuse. 



