Antigonon.] ARISTOLOCHIACES. 889 
Behar; Tirhut ; N. Bengal. 
An fat annual, *5-1'5 vat high, in a a pee h 
1749. hee: DENTATUS Linn.; F. B. I. v 
In most of the provinces. 
An annual herb, 1-2 feet high, in 1 waste places. 
1750. Bes vesicarius Linn.; F. I. ii, 209; F. B. I. v. 
EK. D. R. 650. 
Behar; Tirhut ; occasionally cultivated. 
An bral. pale green, glabrous herb, ‘5-1 foot high. 
Vernac, Chika-sak, chika-palang. 
789. Antigonon Endl. 
ge climbers, herbaceous above, woody below; leaves alter- 
i cordate or deltoid, with stem- clasping petioles; stipules 
minute or obsolete. Flowers medium, rather showy, fascicled in 
the axils of a small bract ; fascicles in te rminal or subterminal 
Jointed. Perianth simple, of 5 corolline segments, persistent, 
membranous-scarious in fruit, the 2 aah crispate, wide-cordate, 
the third semi- -cordate, crispate on outer, even on inner edge, the 
two inner oblong. Stamens 7-8; filaments filiform, connate below 
in a short cup with intervening teeth; anthers ovate. Ovary 
3-gonous; ovule solitary, at si pendulous from a long funicle, at 
ov erect ; sean 3, short; stigmas capitate or peltate. Fruit 
ly 3-gonous nut, enclosed in the persistent perianth. Seed 
i. ate deeply 3-6-lobed ; albumen ruminate; embryo 
somewhat uaa cotyledons narrow-oblong. 
A large climber with showy panicles of pink flowers. 
Order CVI. ARISTOLOCHIACEZ. 
Herbs or shrubs, often climbing, usually more or less foetid. 
Leaves alternate, entire or lobed ; stipules 0. Flowers hermaphro- 
ite, often large, usually lurid, terminal axillary or lateral, solitary 
; bracts large, small, or 0. "Porianth simple, 
below to the ovary, often irregular, 3-lobed or 
ubular; lobes valvate. Stamens 6 or more, adnate 1- or 2-seriately 
to the top of ovary or round the style; anthers erect; cells 
