512 cm. gesnerace^e. [Didymocarpus. 
var. selangorensis Ridl. Much less hairy, leaves usually thinner, 
more lanceolate, flowers few. Selangor, Sempang mines (Ridjey); 
Menuang Gasing, Ulu Langat (Kloss). 
(15) D. hirta Ridl. Journ. Roy. /Is. Soc. S. Br. 44, p. 36; Journ. 
As. Soc. Beng., l.c. 750. 
Stem about 1 ft. to 18 in. tall, like the leaves, densely long- 
hairy. Leaves elliptic-lanceolate acuminate both ends or obovate 
acute, i*5 to 2 in. long, 1*25 in. wide, rather unequal; petioles 
■25 in. long, hairy. Peduncles 2-5 in. long, i-flowered, red-hairy. 
Sepals linear narrow hairy. Corolla glabrous, nearly 1 in. long, 
white, lower lip much longer. Capsule curved, *75 in. long, 
puberulous. Hab. Mountain forest, Selangor, Semangkok Pass 
(Ridley). 
This is near hispida but very long-hairy. 
(16) D. viscida Ridl. Journ. Roy. As. Soc. S. Br. 43, p. 36; 
Journ. /Is. Soc. Beng., l.c. 750. 
Stems slender, 6 in. long, short, rough hairy. Leaves thin, 
opposite lanceolate or ovate-lanceolate acuminate, base unequal, 
scabrid hairy above; nerves 6 pairs, hairy beneath; 3 to 4 in. long, 
1 to 1‘5 in. wide; petioles ‘5 in. long, rough hairy. Peduncle 
2 in. long, viscid hairy; cyme branches 1 in. long. Sepals very 
short, lanceolate viscid hairy. Corolla over *5 in. long, tube 
swollen at base then funnel-shaped, white sparingly pubescent. 
Capsule viscid-hairy, 1 in. long. Hab. Perak, Gunong Keledang 
(Ridley). Rare. 
(17) D. albina Ridl. Journ. Roy. / 4 s. Soc. S. Br. 44, p. 37. 
A large plant 2 to 4 ft. tall; stem olive fuscous thickly viscid 
hairy. Leaves equal ovate-lanceolate acuminate at both ends, 
serrulate, dark green above and glabrous, purple beneath with 
an appressed hairy midrib; nerves elevate, 3 to 5 in. long, 1 to 
2 in. wide; petioles '5 in. long. Peduncles 4 in. long, branched 
with several flowers. Sepals lanceolate acuminate purplish viscid 
hairy. Corolla-tube 75 in. long, upper lobes truncate, lower 
longer, laterals oblong, medium one ovate, all white with 2 yellow 
bars edged with violet spots in the mouth. Hab. Mountain forests 
at about 4000 ft. altitude, Pahang, Telom, abundant and very 
conspicuous; Selangor, Gunong Mengkuang Lebah (Robinson); 
Hulu Semangkok. Perak, Gunong Kerbau (Haniff); Gunong 
Batu Putih (Wray). Distrib. Sumatra. 
(18) D. albinella Ridl. Journ. F.M.S. Mus. iv. 51. 
Herb over 1 ft. tall, pubescent hairy. Leaves sub-equal, ovate 
or lanceolate acuminate, base cuneate serrulate, above glabrous, 
beneath hairy on nerves and edges, 3 to 4 in. long, 1 to 2 in. wide; 
petioles hairy, *5 to 75 in. long. Cyme 3 to 4 in. long, glandular 
hairy; flowers several. Sepals linear acuminate, viscid hairy. 
Corolla 75 in. long; tube broad; limb wide, white striped violet. 
