462 xcvn. convolvulaceas. [Ipomcea. 
peduncles 3 in. long. Sepals ovate blunt, *2 in. long. Corolla- 
tube cylindric, limb abruptly expanded, 2 in. long, pink. Capsule 
*25 in. long, 2 to 4 furry seeds. Hab. Waste ground. Singapore, 
Rochor saw mills. Malacca, Merlimau Road (Derry). Kedah, 
Alor Sta and near Gunong Geriang (Ridley). Distrib. Tropical 
Asia. 
(10) I. staphylina R. and S. Syst. iv. 249, var. Malayana Prain, 
Jonrn. As. Soc. Beng. lxiii. 2, p. 106; lxxiv. 317. 
Long, climbing, shrubby. Leaves glabrous, ovate blunt, base 
round; nerves conspicuous, 3 to 4 in. long, 1*5 to 2 in. wide; 
petioles 2 in. long or less. Cymes lax, 6- to 12-flowered; peduncles 
1 in. long. Sepals ovate, *2 in. long. Corolla tubular, funnel- 
shaped, 1 to 1*25 in. long, *3 in. wide at top, pale pink. Capsule 
ovoid, *3 in. long. Seeds long silky. Hab. Pahang, Kwala 
Tahan (Seimund). Perak Larut (Kunstler). Penang, Ayer hitam 
(Curtis, Porter). Kedah, Alor Sta. Distrib. Sumatra. 
Cultivated Species 
I. Learii Paxt. Bot. Mag. vi, 267, and I. hederacea Jacq. are 
cultivated morning-glories often planted or run wild in hedges 
and waste ground. 
I. Horsfallle Hook., of the West Indies, with its deep green- 
lobed leaves and crimson flowers, is also a garden favourite. 
I. Batatas Lam. Encycl. Meth. iv. 14; Prain, l.c. 313, Sweet 
potato; Keledek of the Malays. Trailer. Leaves ovate, 
angular or lobed. Flowers white or pale pink. Extensively 
cultivated, native of America. 
I. reptans Poir. Encyc. Meth. Suppl. iii. 460. I. aquatica Forsk. 
Flor. Aeg. Arab, 44; Prain, l.c. 316. Aquatic fleshy plant with 
elliptic cordate-hastate leaves and white flowers, extensively 
cultivated as a vegetable under the same of Kangkong. 
14 . LEPISTEMON, BI. 
Climbing hairy twiners. Leaves cordate, often lobed. Flowers 
small in dense cyme heads, axillary. Sepals 5, sub-equal, herb¬ 
aceous. Corolla small, pale yellow, tube hairy, dilate at base, 
cylindric above lobes, recurved. Stamens dilated into concave 
scales, hairy curving over ovary at base; filaments thin, erect, 
glabrous. Disc large, cupular. Ovary 2-celled; style very short; 
stigma bipartite. Capsule 4-valved. Seed glabrous. Species 3, 
Africa and Indo-Malaya. 
(1) L. flavescens Bl. Bijdr. 722; Prain, l.c. 309. 
Villous hairy all over. Leaves ovate-cordate, sometimes 
3-lobed, 3 to 5 in. long and wide; petioles 1 to 2 in. long. Cymes 
5- to 30-flowered, sessile or short-peduncled, 2 in. long or less. 
Sepals *25 in. long, lanceolate acute. Corolla -5 in. long, -2 in. 
