CONVOLVULACEZ. 648 
\satisfactorily identified. Roxburgh describes C. arvensis under 
he name of C, Malcolmi; his plant was raised from seeds 
bronght from Persia by Major Malcolm in 1801. Stewart and 
Aitchison notice the occurrence of the plantin the Punjab. Dr, 
bson states that it is very common on the black soil of the 
eccan, flowering during the rains. The root is used as a 
rgative in the Punjab and Sind. 
Description. —Root perennial; stems and branchlets 
rine to an extent of six or eight feet, somewhat furrowed, 
- twisted, and villous, herbaceous ; leaves petioled, sagittate, 
argins a little hairy, smooth on both sides, from 1 to 3 inches 
ng; barbs or posterior lobes dilated, spreading, somewhat 
te, often dentate, and always angular ; petioles scarcely 
I f the length of the leaves, phacublled: peduncles axillary, 
flowered, three times longer than the petioles, round ; 
icels clavate, as long as the petioles, villous ; bracts bers, , 
site, at the base a the pedicels, lanceolate; calycine : 
s ovate; Corol large, of a beantiful lively pink colour, =~ 
; almost entire; filaments not half the length of the 
villous at the base; anthers purple; germ with a 
y ring round the base; style longer than the stamina ; ; 
a of two linear, spreading lobes. (Rowburgh. ) 
Chemical composition.—This plant, like many others of the 
contains convolvulin. 
EVOLVULUS ALSINOIDES, Linz. 
} Lam. Ill, t. 216, f.2; Wight Ill, t. 168; Rheede, 
al. wi, t. 
a pent India and Ceylon. The herb. i 
racular.—Vishnukranta (Hind.), Shankavéh (Mar), | 
: ae (Pam., Can.), Vistnukrandum (Te/.). 
, Uses, &c.—This plant is the Vislonioleishatg: 
» of Sanskrit writers. In. the Nighantas it~ 
1s of Nila-pushpa, ‘‘ blue flowered,” Jaya and 
ped ae as cephalic, a ant . 
