14 BENGAL PLANTS. 
appearance and composition like that of Behar. To the south this 
strip is continued as a belt below the Eastern Ghats that yielded 
is the line of sand-dunes between the rice-plain and the sea. These 
province is almost bl The chief collections at our disposal ar 
some valuable ones made by Gamble, which are, however, only 
large enough to whet t ppetite and to demonstrate our ignorance ; 
attempt any natural subdivision. The only obvious alternative, so 
far as our present knowledge goes, is to annex the Orissa highlands 
to Chota Nagpur, and treat the lowlands as an integral portion of 
West Bengal. 
If we now turn to the three eastern provinces, Chittagong, Tip- 
both are integral portions of the western, or Assam-Arracan, 
subdivision of Indo-China. The two are, however, naturally well 
delimited by the valley of the river Feni, and, if for no other 
collector Bruce, Hooker and Thomson, Clarke, Wood, and especially 
Lister and the native collectors of the Caleutta Garden supervised 
