HUGHLl-HOWRAH AND THE 24- PER GUNN A HS. 
269 
immigrant. It is a common species in Eastern Bengal and Assam. 
P. stagninum is a species to be looked for in our areas as it is 
common both to the west and the north-east of our districts, though 
it has not been recorded by Voigt or by any subsequent collector. 
* Polygonum barbatum Linn. ; B. P. ii. 887, not of H. S. P . rivulare 
H. S. 325. 
v. Bikh anjubaz. 
In damp places, general. 
* Polygonum serrulatum Lagasc. ; B. P. ii. 88 7. P.flacczdum H. S. 
325 ‘ 
v. Pam mirich. 
In ditches and swampy places, general. 
* Polygonum Hydropiper Linn. ; B. P. ii. 887. 
v. Pakurmal . 
In ditches and beside ponds, not infrequent. 
* Polygonum flaccidum Meisn. ; B. P. ii. 887, not of H. S. P. tenellum 
H.S. 325. 
In swamps and ditches, occasional. 
474 . Rumex Linn. 
* Rumex maritimus Linn. ; B. P. ii. 888. R. Wallichianus H. S. 326. 
v Ban palang . 
In marshy spots, general. 
* Rumex dentatus Linn. ; B. P. ii. 889. 
In waste places, general. 
Rumex vesicarius Linn.; H. S. 326; B. P. ii. 889. 
v. Chuka palang . Country Sorrel. 
In native gardens, occasionally; native of Africa. 
475 . Antigonon Endl. 
Antigonon leptopus Endl. ; B. P. ii. 889. 
Sandwich Island creeper. 
In gardens, general; growing on trellises and fences. 
LXXXVII.— ARISTOLOCHIACEiE. 
476 . Aristolochia Linn. 
* Aristolocliia indica Linn. ; H. S. 313 ; B. P. ii. 891. 
v. IsharmaL 
Hedges, roadsides and waste places, general. 
