[Albizzia. 
660 XLVII. LEGUMINOS^. 
wide. Flower-heads numerous in panicles, white. Pods linear, 
4 in. long, *5 in. wide, sutures thickened. Formerly much 
planted as a shade for coffee, and sometimes persisting long 
after the disappearance of the cultivation, occasionally repro¬ 
ducing itself. Native of Malay islands. 
66 . PITHECOLOBIUM, Mart. 
Trees medium-sized, usually unarmed. Leaves bipinnate ; 
leaflets even pinnate in few or many pairs. Flowers small, white 
or yellowish in globose heads or small clusters, in short panicles, 
pentamerous. Calyx campanulate or funnel-shaped, short-toothed. 
Corolla funnel-shaped; petals connate in a tube for half or two- 
thirds of their length. Stamens monadelphous, exsert; anthers 
glandless. Ovary often stalked; style filiform. Stigma minute 
capitate. Pod strap-shaped, curved to a circle or twisted, dehiscent 
along the lower edge, very much twisted .during dehiscence. Seeds 
several, black, exallate. ’ Species about 100. Mostly American, 
1 or 2 African, rest Asiatic. 
P. dulce Benih. Hook. Lond. Journ. Bot. iii. 199; Pram, 
l.c. 263. The Madras thorn. A shrub with stipular thorns, flower- 
heads *5 in. through, white, pod turg;id, twisted, dark red, has 
often been planted as a hedge-plant in Singapore and Penang, 
but does not become spontaneous. Native of America. 
Pods not twisted. 
Pod indehiscent; leaves bipinnate; pinnae with 
2 pairs of leaflets .... 
Pod splitting in 2, valves velvety 
Pods twisted. 
Pinnae 1 to 4 pairs of leaflets. 
Pods large, deeply lobed, brown . 
Pods not lobed, red. 
Pods large, 1*5 in. across; leaflets large. 
Panicles large, lax glabrous; flowers 
small, cymose .... 
Panicles little-branched, hairy; flowers 
in heads ..... 
Pods under 1 in. across. 
Leaflets 3 pairs 4, in. long or less; flowers 
over 5 in. long, few in head 
Leaflets 3 to 4 pairs, 4 to 6 in. long; 
flowers *15 in. long; fruit 2 by -4 in. 
Pinnae with 3 to 10 pairs of leaflets; 
flowers pedicelled. 
Branches strongly angled; leaflets 
•i in. wide . 
Branches hardly angular; leaflets -75 
in. wide ..... 
Pinnae with 15 to 20 pairs leaflets; 
flowers sessile in pairs 
(1) P. confertum 
(2) P. bubalinum 
{3) P. lobatum 
(4) P. ellipticum 
(5) P. affine 
(6) P. Kunstleri 
(7) P. microcarpum 
(8) P. angulatum 
(9) P. Clypearia 
(10) P. contortum 
