514 Clii. gesne£ace^. [Didymocarpus. 
narrow lanceolate. Corolla white. Capsule 1*5 in. long, pubescent. 
Hab. Johor, Gunong Pantai (Kunstler). Rare. 
(23) D. venusta Ridl. Journ. Roy. As. Soc. 5 . Br. 44, p. 51. 
Stem erect, woody, 12 to 18 in. tall. Leaves opposite in distant 
pairs oblong-lanceolate sub-acute cirenulate-serrate, narrowly de¬ 
current on the petiole, glabrous except the 22 pairs of nerves 
beneath, red-hairy, 4 to 6 in. long, 1 to 2 in. wide. Peduncles 
axillary, 1 or 2 hairy, 7 in. long. Flowers 2. Bracts 2, oblong 
cuspidate, glabrous, *4 in. long. Sepals linear acuminate, pubes¬ 
cent, -5 in. long. Corolla funnel-shaped, 1*5 in. long, pure white 
with a brown spot on lower lip, lower lip *5 in. long, much longer 
than upper. Capsule glabrous, 2 to 2*5 in. long. Hab. Mountains 
at 3000 to 5000 ft. altitude, Pahang, Gunong Berumbun, Telom. 
Selangor, Semangkok Pass. Perak, Bujong Malacca (Ridley). 
{24) D. castanesefolia Ridl. Journ. Roy. As. Soc. S. Br. 86, p. 302. 
Stem erect, woody, over 4 in. long, '2 in. thick, corky. Leaves 
chartaceous lanceolate elliptic sub-acute, base cuneate, edge closely 
serrate, glabrous except midrib and nerves in young leaves; nerves 
about 25 pairs, parallel sunk above inarching within the margin; 
5 in. long, 2 in. wide; petioles *5 in. long, hairy. Scapes 7 in, 
long in the axils, hairy with about 5 flowers, the lower pair distant 
from the terminal ones. Bracts lanceolate-linear, green, hairy, 
•4 in. long; pedicels ‘25 in. long, purple hairy. Sepals lanceolate 
acuminate, *12 in. long. Corolla 1-5 in. long; tube cylindric at 
base gradually dilate upwards, limb *5 in. wide; lobes blunt 
rounded. Capsule 2'5 in. long, narrow cylindric. Hab. Mountains, 
Perak, Gunong Inas at 5000 ft. altitude (Yapp 438). 
Allied to D. venusta, but the leaves more closely serrate, and distinctly 
petioled. 
(25) D. malayana Hook. fil. Gard. Chron. ii. 123, fig. 24; Bot. 
Mag. t. 7526; Ridl. Journ. As. Soc. Beng., l.c. 752. 
Stem very short up to 3 in. long. Leaves ovate blunt or 
rounded, rather firm, sometimes lanceolate acute, silky hairy, 
7 in. long, 275 in. wide; petioles 1*5 to 2 in. long. Peduncles 
3 to 4 in. long, with 2 to many flowers on erect branches. Sepals 
linear pubescent. Corolla 2 in. long, narrow at base, inflated 
upwards, lobes sub-equal, bright yellow. Capsule cylindric acumin¬ 
ate, rather thick, 1 to 1*5 in. long. Hab. Mountains, usually 
about 1500 to 3000 ft. altitude. The “ Malay Cowslip,” a most 
beautiful plant with its large nodding yellow flowers. Selangor, 
Ginting Bidai; Semangkok Pass; Bukit Kutu. Perak, Bujong 
Malacca (Curtis); Tanjong Malim (Baldwin); Chabang (Scor- 
techini); Ulu Bubong and Ulu Kerling (Kunstler); Gunong 
Kerbau (Robinson). 
var. fasciola Ridl. A compact round-leaved form with a white 
central bar on the leaf. 
