LEGUMINOSAE 231 



* 3. B. MONANDRA KurZ. 



A small or ibecJium-Bized tree, the branches long, spreading. LeaVes 

 11 ta IB cm iohg and widej cleft about half way to the base, the lobes 

 rounded or obtuse, base broadly cordate, l3-nerved. Racemes few-flowered, 

 axillary, Calysf 2.5 cm l^g, split t» the base on one side.'"' Corolla about 

 10 cm in diameter, the petals spreading, not at all imbricate, narrowly 

 obovate, long-clawed, pink-purple with numerous, small, darker dots, the 

 uppfer petal much darker purple than the others. Stamen 1, as long 

 as the style and ovary. Pod stout, thick, about 20 cm long, 2.6 to 3 cm 

 wide. (Fl. FiUp^ pi. S2,B, Bubrotundif olio.) 



Cultivated for ornamental purposes, fl. most of the year. Probably a 

 native oT tropical America, now -found in many tropical countries. 



li. DELONIX Rafinesque 



Large unarmed trees, the leaves bipinnate, the leaflets small, numerous. 

 Flowers large and showy, red or yellowish, in racemes at the ends of the 

 branches forming leafy panicles'^ Calyx-tube disk-like or shortly turbinate, 

 with 6, subequal, valvate segments. Petals 5, spreading, clawed, the limbs 

 orbicular, the upper one differing somewhat in shape and involute at the 

 base. Stamens 10, free/ declinate, villous below. Ovary sessile, many- 

 ovuled. Pod large, elongated, woody, compressed, 2-valved, many-seeded. 



Species '3 in tropical Africa and Asia, 1 introduced in the Philippines. 



*1. D. REGIA (Boj.) Raf- (.Poinciana rigia Boj.). Caballero, Arbol del 

 fuego (Sp|.rFil.); Flame Tree, Fire, Tree, Flamboyant. 



A deciduous tree reaching a heigjit of 20 m or more, slightly pubescent; 

 or nearly glabrous. Leaves 20 to 40 cm long, with pmall, decidous, pinnate 

 stipules ;j)innae opposite, 15 to 20 jjiairs, 7 to 15 fw longj leaflets oblong, 

 obtuse, 18 to 30 pairs 1 cm long or fe.ss. Racemes ill the uppermost axils, 

 the inflorescence 20 to 40 cm long. Flowers long-pedicelled, red or red and 

 yellow, 10 to 12 cm in diameter. Pods pendulous about 50 cm long and B' 

 cm wide. (Fl. Filip. pi. 451.) 



Commonly planted for ornament, fl. March-July; now foi^nd Jn cultiva-f 

 ^n in most large towns in the Philippines, probably Introduced about the 

 middle of the last century. A native Of Madagascar and tropical Africa, 

 now cultivated in most tropical countries. 



18. CAE8ALPINIA Linnaeus 



Shrubs, trees, or prickly climbers. Leaves large, abruptly .2-i>innat^, 

 the leaflets large or rather small. Flowers usually Showy, yellow or ired, 

 in manyflowered, axillary racemes. Calyx deeply cleft, the disk basal, the 

 lobes imbricate^ the lowest one larger than the others. Petals spreading, 

 usually orbicular, usually clawed, the uppermost smaller than the others. 

 Stamens 10, free, decjinate; anthers versatile. Ovary few-ovuled- Pod 

 oblong or ligulate, flat or inflated, smooth or spiny, dehiscent oT indehiscent. 

 (In honor of A. Cesalpini, an early Italian bqtanist.) 



Species about 40 in all tropical countries, 6 in the Philippines. 



1. Pods armed with numerous slender spines; a spiny vine 1. C. oriata 



1. Pods gllibrous. . , .' 



2. A scandent prickly vine; leaflets few, 2 oi^ 8 pairs on each pinna. 



' 2. C, nuga 



