XCVII. CONVOLVULACEAS. 
455 
Calystegia.] 
long, 75 to I in. wide; petioles i in. long. Flowers solitary, 
peduncle i in. long. Bracts ovate, -3 in. across, persistent bepals 
oblong, outer -3 in. long, inner smaller. Corolla pinkish purple, 
1 in. long. Capsule ovoid, -3 in. long. Hab. Probably a wee , 
it has only once been collected in our area. Penang (Porter in 
Herb. Wallich). 
9. HEWITTIA, W. and A. 
Pubescent twiner. Leaves cordate, angled or lobed. Flowers 
solitary, axillary. Bracts 2, linear-lanceolate. Sepals 5, acute, 
outer 3 broad-ovate, inner lanceolate. Corolla medium, pale 
yellow eye purple, campanulate plicate. Stamens adnate to tube. 
Ovary’i-celled; ovules 4; style filiform. Stigma °e 2 ,°H on ^~ 
ovate lobes. Capsule globose, 4-valved, 4-seeded. Seed black, 
glabrous. Species 1, tropics, Asia and Polynesia. 
(1) H. bicolor Wight, Ic. t. 835; Prain, l.c. 300. 
Leaves pubescent, 2 to 4 in. long; petioles *5 to 4 m long. 
Corolla x in. long, hairy outside. Fruit -25 in. long. Hab Not 
common, in open grassy spots. Malacca Hill, grassy spots by 
the chapel (Ridley). Perak, Larut (Scortechim). 
