Pisonia.} NYCTAGINER. 279 
limb in all 5-angular or 5-toothed. Stamens 6-8, rarely 10, longer 
than the perianth, rudimentary in the females. Ovary rudiment- 
ary or none in the males, in the females and hermaphrodites elon- 
gate, with a dilated oblique stigma often fringed. Fruiting peri- 
anth oblong, club-shaped or elongate, ribbed or even and often very 
sticky, dry, indehiscent. Seed solitary. Albumen scanty. Embryo 
straight, the cotyledons convolute over the intruded testa.—Trees 
or shrubs, sometimes scandent, with opposite or scattered leaves. 
Flowers small, hermaphrodite or more usually unisexual by abortion, 
in cymes often arranged in terminal panicles. Bractlets 3-1, 
minute. 
* Fruits with a double or simple row of prickles along the 
orners. 
e 
Leaves 1-3 in. long, bluntish ; prickles of fruit in a double row, 
short, glandular-headed ; scandent shrub. 4 z . PL. aculeata. 
Leaves 7-10 in. long ; prickles in a single row, short and irregular, 
ute; tree . : ‘ ; % ‘ : . ; . P. alba. 
* *& Fruits unarmed, with a broad, blackish, sticky line along 
5 bluntish corners ; tree, leaves aewminate . BP. umbellifera. 
-7 
stiff glandular-headed short very sticky prickles arranged in a 
double series, 
Has.—Along the sea-shores, especially in beach jungles, of Tenasserim and 
Andamans.—Fr.-Apr. 
2. P, pan.—An evergreen tree (30—40 + 15—20+2— 
4), all parts glabrous or the young shoots minutely puberulous ; 
leaves ovate-oblong to oblong, 6-10 in. long, us al and 
