76 CLVII. PANDANACE^. [Pandanus. 
(7) P. immersus Ridl. Journ. Roy. As. Soc. S. Br. 41, p. 48; 
Mat, ii. 224. 
A stout pandan growing immersed in water, the stem hardly 
rising above. Leaves very tall, broad, linear, erect, glaucous 
beneath, long acuminate, thorns numerous, 5 or 6 ft. long, 4 in. 
wide. Male unknown. Female syncarp on a thick flexuous 
peduncle 2 in. long, oblong thick, 4 in. long, 1-5 in. thick. Drupes 
small with a very short curved simple (occasionally bifurcate) style.* 
Hah. In streams forming dense thickets, all through the low country 
of Selangor and Perak, conspicuous from its tall erect sword-like 
leaves. Selangor, Labu River and Batu Tiga (Ridley). Native 
name : Mengkuang Ayer. 
(8) P. bicornis Ridl. Roy. As. Soc. S. Br. 41, p. 49: Mat. ii, 
225. 
Stems short, i to 2 ft. tall. Leaves dark green, glaucescent at 
top, broad linear, abruptly caudate, 2 ft. long, 2 in. wide, tail 3 in. 
long, edge and keel thorny. Male unknown. Female bracts 
broad ovate, outer ones abruptly caudate, 6 in. long, tail 2 in. long, 
inner ones blunt. Syncarp solitary oblong, top rounded, 4 in. long 
and nearly as thick. Drupes nearly -5 in. through, 75 in. long, top 
broad, free, obscurely angled. Style short, broad, with 2 short 
sharp horns -12 in. long. Hab. Dense forests. Perak, Thaiping 
Hills at 2500 to 3000 ft. altitude (Ridley). 
(9) P. stellig-er Ridl. Jonrn. Roy, As. Soc. S. Br. 41, p. 49; 
Mat. ii. 225. 
A slender stemmed plant about 10 ft. tall, branched. Leaves 
linear acuminate, shining grey green, over i ft. long and i in. wide, 
point 3 in. long, thorns distant except at tip. Males unknown. 
Female syncarps in a cluster of 4, nearly sessile, oblong-ovoid, 2 in. 
long, I in. through. Drupes large, -25 in. through. Style oblong, 
top round, square with 3 to 6 sharp points. Hob. Rare in forests, 
at 2500 ft. altitude or upwards. Selangor, Semangkok Pass. 
Perak, Thaiping Hills at 2500 ft, altitude (Ridley). 
(10) P. stenophylliis Knrz. in Miq. Ann. Mns. Bot. Lugd. 
Bat. ii. 52. 
I Branches slender, -25 in. through at the top. Leaves thin linear, 
narrowed to a long point, obscurely nerved, thorns on edges short, 
ascending, very numerous at base and tip, smaller and scattered 
on midrib beneath, 2*5 ft. long, i in. wide, Syncarps 3 or 4, oblong 
rounded, 2 in. long, 1-5 in. through. Drupes obconic, -5 in. long, 
•25 in. across, top broad, round, flattened, free, cell i in the upper 
part, sub-globose. Stigma obtriangular with 3 short acute points, 
base narrow'ed. Hab. Kelantan, along the ridge of Gunong Sitong 
at 5000 ft. altitude (Nur and Foxworthy). Disirib. Java, Sumatra. 
(11) P. irregularis Ridl. 
[Leaf long, very broad, leathery, margin with distant ascending 
black-tipped thorns, 4-25 in. wide. Syncarps sub-globose, several, 
