530 BURMA, ITS PEOPLE AXD PRODUCTIONS. 



** Standard ivifh 2 hasal callosities [Paraderris, Miq.). 



D. (Pongamia) ELLirTicA, Wall. 8.S. Upper Tcnassi-nm. 



Ponijamia rohiliUs, Zoll. aud Mor. 

 Fungamia Horsfiddii, Miq. 



Youug shoots densely silk-hairy. Flowers 10 lines long. Ovary villous. 



Sub-genus AoAsorE, lliq. (Dipieeodeeris, Bth.). 



Standard equally narrowed at the base, and withoiit callosities. Stamtns 

 monadelphous, or the vexillary one free. Pods distinctly winged at both sutures. 



D. AMJENA, Bth. S.S. Tenasserim. 



Glabrous. Lateral nerves beneath very fciint, immersed. 



Kurz adds from the Nicobars : 



D. TnrusiFLORA, Bth. Tropical forests of Kamorta. 



D. poli/t/ii/rsa, Miq. 



The ujjperiiiost one of the iinlricate or valvate petals {standard) innermost in lud. 

 Stamens free or connate. 



*■ Anthers erect and basifixed, rarely almost versatile, usually opening by 2 apical 

 pores, rarely opening by longitudinal slits. 



Sub-lribe CASSIE.'E. 

 Leaves tmpairedly or abruptly pinnate. Sepals free to the dish, nsully imbricate. 

 Ovary or ovary-stallc free. 



* Petals all developed. 



Cassia, LimKens. 



Sepals imbricate. Stamens 5 — 10. Leaves abruptly pinnate. Trees, shrubs or 

 herbs. 



Sub-genus Fistula, DC. 



Filaments of tlio 3 lower stamens very long and arcuate, the others short or 

 imperfect. Pod terete, elongate, indehisccnt. Seeds horizontal. 



* Pacemes slender and elongate, drooping, desi Hide of bracts. Flowers yellciv. 



C. FISTULA, L. All over Burma. 



C. rhombifolia, Eoxb. , 



Ngu-gyi (Kurz). 



All adult parts glabrous. Calyx very deciduous, velvety. Petals an inch long. 



*" * Pacemcs often corymb-lil;e, more or less erect, with persistent bracts. Flowei s 

 piale or intensely pink-coloured. Longer f laments tliickened node-iihe at middle. 



C. NODOSA, Eoxb. Tropical forests of Chlttagong and Upper Tenasserim. 



Ngu-thein (Kurz). 



Leaflets shortly acuminate, ou pctiolules 1-2 lines long. Bracts narrowly 

 lanceolate. 



C. KENIGEEA, Wall. Ava and Pronie. 



Ngu-shwe (Kurz). 



Leaflets refuse or blunt, pubescent, almost sessile. Bracts cordate-ovate. 



Sub-genus Senna. 



Perfect anthers 7 or 10, opening by terminal pores or short slits. Pods opeuing 

 along one or both sutures. Seeds transverse or oblique. 



