Convolvulus. | PENTANDRIA MONOGYNIA, 483 
Leaves alternate, long-petioled, oblong-cordate, pointed, en- 
tire, smooth, from four to six inches long. Peduncles axillary, 
erect, round, smooth, from three to six-flowered. Flowers 
large, beautiful rose colour. Lobes triangular. Tube of the 
 corol between bell and funnel form, Base of the filaments 
woolly. Stigma two-headed. 
Obs. The tender tops and leaves are eaten in stews by all 
ranks of the natives, and much esteemed. 
29. C. Batatas. Willd. sp. pl. i. 853. 
Root tuberous, Stems creeping, rarely twining. Leaves 
cordate, angle-lobed. Peduncle many-flowered. Segments 
_ of the calyx oblong, smooth, acute. 
Beng. Lal-shukur-kwnda-aloo, the red variety ; and Suf- 
fet-shukor-kunda-aloo, the white. ; 
Kappa-kelengu. Rheed, Mal, vii. 95. t. 50. ; 
The red sort is in very general cultivation all over the 
warmer parts of Asia and very deservedly esteemed one of 
their most palatable and nutritious roots, I suspect C. edulis, 
Thunb, japan, oe, is the same or a variety. 
30. C. ‘ain. Bh i 
Annual, or biennial, creeping. Leaves linear-lanceolate, 
pees Peduncles longer than the petioles, from one to 
four-flowered. Calyx smooth. Capsules one-celled, four- 
seeded, 
A native of the dry lands of Dinagepore and Rungpore, 
from thence the seeds were sent, by Dr. Carey, to the Bota- 
nic garden at Calcutta, where Hey. blossom during. th the cold 
season. 
Root generally annual, though : sometimes iipunsl, ay ; 
I cannot say there is any thing like one, but numerous, 
slender, , round, cespitose, somewhat villous, and, in some parts, 
even hairy branches, spread close on the earth, and strike 
root; length of the larger branches from one to three feet, 
: Leaves petioled, linear-lanceolate, smooth, entire, from two 
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