Pteroarrpiis.] xlvii. leguminos^. 593 



teeth short. Petals exsert, long-clawed; standard and wings 

 crisped. Staminal sheath split above and often below; upper 

 stamen free. Ovary stalked, 2-ovuled. Pod orbicular, i-seeded, 

 winged all round with the point near the base. Species 15, tropics. 



(i) P. indicus Willd. Sp. PI. iii. 904; Prain, I.e. Ixvi. 123. 



Tree 60 to 80 ft. or more. Stem 4 to 5 ft. through. Leaves 

 8 to 10 in. long ; leaflets 5 to 9, ovate, base rounded or short cuneate 

 acuminate, 2 to 4 in. long, 1-5 to 2 in. wide, terminal a Httle larger. 

 Panicles 6 in. long. Calyx -25 in. long, brown silky. Corolla 

 golden yellow, '6 in. long. Pod 175 to 2 in. across, pubescent. 

 Hab. Common as a roadside tree all over the peninsula, and prob- 

 ably wild in rocky places near the sea and rivers, as in Malacca 

 and Ulu Selangor (Kunstler). Penang (Walhch in 1822). Native 

 name: Angsana. Distrib. Tenasserim, Malay islands, Java, Borneo. 



29. PONGAMIA, Vent. 



A tree. Leaves odd-pinnate. Flowers racemed, medium size 

 pink. Calyx campanulate sub-truncate. Corolla much exsert ; 

 standard broad silky, keel blunt ; petals cohering at tips. Stamens 

 monadelphous, upper filament free low down ; anthers versatile. 

 Ovary sub-sessile 2-ovuled; style glabrous. Pod wood}^ oblong, 

 turgid indehiscent. Species i, seashores from Mascarene isles to 

 Polynesia. 



(i) P. glabra Vent. Jard. Malm. t. 28; Baker in Hook. fil. 

 F.B.I, ii. 240 ; Prain, I.e. 94. 



Tree about 40 to 60 ft. tall. Stem 2 to 3 ft. through. Leaves 

 8 to 10 in. long ; leaflets 5 to 7, oblong or ovate acute, base cuneate, 

 3 to 7 in. long, i to 3*5 in. wide, thinly coriaceous, light green, 

 glabrous. Racemes 4 to 6 in. long; peduncles i to 1-5 in. long; 

 rachis puberulous. Calyx -12 in. deep. Corolla 35 to -5 in. long. 

 Standard orbicular 2-auriculate at base. Ovary pubescent. Pod 

 light brown, i"5 to 2 in. long, -8 to 1-5 in. wide. Seed i, testa 

 white marked with brown lines. 



var. typiea. Leaflets 5, rarely 7, oblong-ovate, 2*5 to 3*5 in. wide. 

 Racemes simple. Hab. Sea coasts in sandy spots, common all over 

 the peninsula. The variety xerocarpa usually occurs further inland. 



var. xeroearpa. Leaflets 7 to 9, lanceolate i to i"35 in. wide. 

 Racemes 2 to 3 together. Hab. Inland. Singapore, Bukit Timah 

 Road. Malacca, Merlimau (Deny). Province Wellesley, Tasek 

 Gelugur. Perak, Trong (Wray), Kedah. Native name : Malapari. 



30. DERRIS, Lour. 

 Large woody climbers, rarely trees. Leaves odd-pinnate ; 

 leaflets exstipellate. Flowers pink, white or violet, showy in 

 axillary or terminal panicles or racemes. Calyx campanulate 

 nearly truncate. Corolla much exsert ; standard broad, keel blunt. 

 Stamens usually monadelphous, the upper one free in § Aganope ; 



Fl.M.P.. I. Q Q 



