620 evil. VERBENACE 2 E. [Premna. 
nerves 5 to 6 pairs, ovate or elliptic, base round or sub-cordate; 
3 to 5 in. long, 2 to 3-5 in. wide; petioles *5 to x in. long. Corymbs 
divaricate, pubescent, 5 in. long and wide; peduncles 1 to 2 in. 
long. Calyx prominently 2-lipped, upper lip much the longer, 
with 2 long lobes. Corolla cylindric, -075 in. long, white-villous 
inside, puberulous outside. Hab. Open country in thickets. 
Common, Singapore, Racecourse (Hullett); Economic Gardens; 
Jurong. Johor, Castlewood; Pulau Dayong (Feilding). Malacca, 
Chabau (Hullett); Merlimau and Jus (Cantley). Negri Sembilan, 
Bukit Sulu and Pantai (Cantley). Din dings, Pangkor. Penang, 
Tanjong Bunga (Curtis). Kedah, near Yan. Disirib. Borneo. 
Native names : Akar Rachun Tikus; Akar Buas Tungul; Akar 
Perindu; Akar Jutong; Akar Mulor Padang; Tunung Rimau 
Putih. 
(8) P. trichostoma Miq. FI. Ind. Bat. ii. 892; Gamble, l.c. 
816. P. parasitica Clarke, l.c. iv. 574 {not of Blume). 
Large climbing shrub, glabrous. Leaves chartaceous at length 
coriaceous variable ovate or obovate-elliptic to nearly orbicular, 
shortly acuminate, base round to sub-cuneate; nerves 5 to 6 pairs; 
petioles -75 to 1 in. long, puberulous. Corymbs 4 to 5 in. across, 
puberulous. Flowers sessile. Calyx cup-shaped, puberulous, 
2-lipped, upper lip 2-lobed, lower 2-toothed or entire, -05 to -07 in. 
long. Corolla cream white, campanulate, -I in. long, villous inside, 
sub-equally 4-lobed. Stamens long. Drupe pyriform. Hab. In 
woods, not common. Singapore, Chua Chu Kang. Johor, Batu 
Pahat. Pahang, Sungei Chenei (Fox). Malacca (Griffith). Perak, 
Sungkai (Kunstler). Lankawi (Curtis). Disirib. Java, Borneo. 
The stiff oblong-obovate, shining leaves are very characteristic. 
(9) P. perakensis King and Gamble, Kew Bulletin, 1908, p. 107; 
Gamble, Joarn. As. Soc. Beng., l.c. 816. 
Climbing shrub, closely resembling P. trichostoma, but the 
leaves narrower, 3 to 5 in. long, 1*5 to 2*25 in. wide, and thicker, 
elliptic-lanceolate; nerves glabrous; petioles -5 to -75 in. long. 
Corymbs puberulous, 6 in. long and wide. Bracts ovate-lanceo¬ 
late, those of lower divisions leafy. Calyx 4-angled, prominently 
nerved pubescent. Flowers sessile. Corolla funnel-shaped, *125 in. 
long, green. Stamens open by circular pores, not elongate as in 
P. trichostoma. Hab. Perak (Kunstler). 
I have not seen this. 
(10) P. punctulata Clarke, l.c. iv. 575; Gamble, l.c. 817. 
Scan dent shrub. Leaves sub-coriaceous elliptic, short-acumin¬ 
ate, base broad, minutely puncticulate beneath; nerves rather 
prominent, 4 to 5 pairs beneath sparsely hairy chiefly in axils, 
netted reticulate; 4 to 6 in. long, 2 to 3 in. wide. Corymbs many- 
flowered, pubescent ; branches 3, stout with peduncles 1 to 3 in. 
long, at base 2 lanceolate acuminate leafy bracts. Flowers 
