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. pi. i. 853. 



Root tuberous. Stems creeping-, rarely twining-. Leaves 

 cordate, angle-lobed. Peduncle many-flowered. Segments 

 of the calyx oblong, smooth, acute. 



Beng. Lal-slrnkwr-kwiida-aloo, the red variety ; and S?<f- 

 fet-slu/kwr-kMnda-aloo, the white. 



Kappa- kelengu. Rheed. Mai. 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, 

 Tlinnb. japan. 84, is the same or a variety. 



30. C. cespetosus. R. 



Annual, or biennial, creeping-. Leaves linear-lanceolate, 

 smooth. 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 they blossom during the cold 

 season. 



Root generally annual, though sometimes biennial. Stem; 

 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 



EeJ 



