752 BENGAL PLANTS. (Nicotiana. 
Leaves ovate, base rounded or cordate; panicle close; calyx-teeth sub- 
obtuse; corolla yellowish, narrow-campanulate; capsule subglobose, 
*5 in. across rustica 
Leaves oblong or elliptic, base — panicle open; calyx-teeth lan- 
ceolate, acute ; corolla narrowly funnel-shaped ; capsule conical :— 
Branches of corymb short; pete rosy-white, large ; ba sas 75 in. 
long Taba 
cu 
Branches of a Nie laxly racemose; corolla pure Wares yoy 
narrow ; capsule -2 ong 
1400. NicoTiana RUSTICA Linn,; F. B: I. iv. 246; B.D. N 
In the provinces snasitety cultivated, exaanes in N. 
Bengal, where its cultivation is 5 eral, 
oh coarse, annual herb. Vernac. Angrezi tamaku, or 
maku. ‘ English” Tobac 
1401. sidooiieL Tasacum Linn. ; F. B. 13 vy. 245; B.D. N, 101. 
the provinces, generally clicvated, but most 
extensively in N. Bengal along with the preceding. 
ernac. Tamaku. Tobacco. 
1402. NicoTiana PLUMBAGINIFOLIA Viv.; F. B. I. iv. 246. 
N. Bengal; C. Bengal; E. Bengal 
A common annual weed. Beng. Ban-tamaku. 
nheae now so general a weed, this plant is not alluded to b 
burgh ; it is not, nui certain that it is an introduction 
ascii to Roxburgh’s time, because the genus Nicotiana is 
omitted from the Flora iia though it is probable, because 
Roxburgh enumerates the two —. species in the Hortus 
Bengalensis but omits this on 
641. Browallia Linn. 
Annual, —— or viscidly pubescent herbs ; leaves alternate, 
entire, membranous.’ Flowers blue or white, solitary, axillary, oF 
the expetioti passing into a 1-sided, terminal, bracteate raceme. 
Sepals connate in a tubular, 4-5-lobed calyx; lobes sm e 
5, connate in a slender corolla, with long, straight, narrow tube, 2 
owed and connate at its base with stip re) 
reading, 2 ae 2-lipped, the lobes subplicate-imbricate, the 
2 upper outermost. Stamens 4, perfect, did. s, adnate 
corolla-tube pee the middle, included; anthers dimorphous 
those of upper perfect stamens subdivaricate, perfectly 2-celled, 
the cells at length confluent at the tips, of the lower stamens 
