240 L. LEGUMINOSJ3. (J. G. Baker.) [Pongamia. 



style incurved, glabrous, stigma capitate. Pod woody, flattened, oblong, inde- 

 hiscent, not at all winged or thickened at the sutures. DISTRIB. A single species, 

 with the habit of Derris from which it differs only in the pod. 



1. P. glabra, Vent. Jard. Malm. t. 28; DC. Prodr. ii. 416; Wall. Cat. 

 5878; W. 8f A. Prodr. 262; Wight Ic. t. 59; Dalz. $ Gibs. Bomb. Fl. 77; 

 Bedd. Fl. Sylv. t. 177. Galedupa'indica, Lam. ; Roxb. Fl. 2nd. iii. 239. G. 

 arborea, JRoxb. Hort. Beng. 53. Eobinia mitis, Linn. Sp. 1044. Dalbergia 

 arborea, Willd. Sp. iii. 901. Legum. indet. Wall. Cat. 5979,Hheede Hort. 

 Mai. vi. t. 3. 



CENTRAL and EAST HIMALAYAS, to CEYLON and MALACCA, especially near the coast. 

 DISTEIB. Malay isles, N. Australia, Polynesia, Seychelles. 



A tall erect tree or climber, with glabrous branches and leaves. Leaflets 5 7> op- 

 posite, subcoriaceous, oblong or ovate, pointed, stalked, 2-4 in. long. Flowers in simple 

 peduncled axillary racemes, nearly as long as the leaves ; pedicels 2-4-nate, ^-^ in., 

 with .a- pair of minute bracteoles in the middle. Corolla \ in. ; standard silky on the 

 tack. Pod woody, glabrous, ^-\ in. thick, 1^-2 in. long, with a short decurved point. 



89. DERRXS, Lour. 



Climbers, rarely erect trees. Leaves odd-pinnate, with exstipellate leaflets. 

 Flowers copious, usually fascicled, showy, in axillary or terminal racemes or pa- 

 nicles. Calyx campanulate, nearly truncate. Corolla much exserted ; standard 

 broad ; keel obtuse, the petals cohering slightly. Stamens usually monadelphous, 

 the upper one free in Aganope ; anthers versatile. Ovary sessile, few-ovuled ; 

 style incurved, filiform, stigma capitate. Pod rigid, thin, flat, indehiscent, ob- 

 long if one-seeded, strap-shaped if few-seeded, with a distinct wing down the 

 upper or both sutures. DISTBIB. Species about 40, belting the world in the 

 tropics, but most abundant in our area. 



SECT. 1. Brachypterum, W. fy A. Pod thin, strap-shaped, narrow (^ in. 

 or less broad), winged along the upper suture. Stamens monadelphous. Leaflets 

 comparatively small. Climbers or erect trees. 



1. 3>. EC an dens, Benth. in Journ. Linn. Soc. iv. Suppl. 103; scandent, 

 leaflets 9-18 obtuse or acute equal at the base, flowers in very long racemes with 

 distant nodes and many flowers to a fascicle with unequal pedicels. Dalbergia 

 scandens, Eoxb. Cor. PI. ii. t. 192 ; Fl. Ind. iii. 232 ; DC. Prodr. ii. 417 ; Wall. 

 Cat. 5857 ; W. 8f A. Prodr. 264 ; Wight Ic. t. 275. D. timoriensis, DC. Prodr. 

 ii. 417. Pongamia coriacea, Grah. in Wall. Cat. 5905. Brachypterum scandens, 

 Dalz. 8f Gibs: Bomb. Fl 7Q.Rheede Hort. Mai. vi. t. 22. 



EASTERN HIMALAYAS, BENGAL, WESTERN PENINSULA, CHITTAGONG, SLAM, CEYLON. 

 DISTRIB. Malay isles, China, N. Australia. 



A wide-climbing shrub, with branchlets and leaves below at first obsurely grey- 

 downy. Leaves ^ ft. long ; leaflets rigidly subcoriaceous, oblong or obovate-oblong, 

 short-stalked, bright green, 1-2 in. long. Flowers in very copious short-peduncled 

 simple axillary racemes, often twice as long as the leaves, with raised nodes, pro- 

 duced sometimes into short branches, bearing each a cluster of pedicels %% in. long, 

 the different flowers from the same node expanding at different times. Calyx in., 

 thinly grey-silky ; teeth obscure. Corolla pale rose, 3 times the length of the calyx. 

 Ovules 6-8. Pod 1-3 in. by f-^ in., narrowed to both ends, 1-4-seeded, glabrous, 

 turgid, and smooth against the seeds, the wing not more than ^ in. broad. 



2. Z>. parviflora, Benth. in Journ. Linn. Soc. iv., Suppl. 105 ; scandent, 

 leaflets 7-9 subacute equal at the base, flowers in simple racemes shorter than 

 the leaves, pedicels 1-3-nate subequal. Brachypterum elegans, Thwaites, 

 Enum. 93. 



