70 Materials for a Flora of the Malayan Peninsula. 



intimately attached to lamina of narrowly-lanceolate curved keel. Pod 

 oblong 3 in. long, obliquely pointed, distinctly stalked, 2 seeded. Walp. 

 Ann. IV, 559 ; A. Gray, Bot. Amf-r. Explor. Exped. 446 t. 48 ; Thwaites 

 Enum. 89 ; Bak. in Flor. Brit. Ind. II, 191. Bhynchosia lucida DC. 

 Prodr. II, 389. 



Andamans ; common, Prain ! King's Collectors ! Distrib. Ceylon ; 

 Polynesia. 



21. Ertthrina Linn. 

 Trees with prickly branches. Flowers large, coral-red, in dense 

 racemes, produced usually before the development of the large constantly 

 3-foliolate leaves. Calyx oblique, spathaceous, finally slitting down to the 

 base or campanulate-bilabiate. Petals very unequal ; standard always 

 much exserted and considerably exceeding the keel and wings. Upper 

 stamen free down nearly to the base or connate with the others half 

 way up the filaments ; anthers uniform. Ovary stalked, many-ovuled ; 

 style incurved, beardless ; stigma capitate. Pod linear, fertile turgid 

 and torulose throughout, or flat and seedless below. Species 25-30, 

 principally tropical, in both the New World and the Old, and at the 

 Cape. 



Pods turgid and seed-bearing throughout their length ; 

 stipels replaced by ovate-glands as long as broad ; seeds 

 with a very large oval hilum : — 



Calyx spathaceous, oblique not at all 2-lipped, splitting 

 to the base down the back (§ Stenotropis) ; leaflets 

 membranous snbreniform or triangular, green on both 

 surfaces ; flowers narrow, standard entire at apex ... 1. E. indica. 

 Calyx campanulate, somewhat 2-lipped, not splitting to 

 the base (§ JlIicropfe?"ya5) ; leaflets subcoriaceous ovate- 

 oblong, glaucous beneath ; flowers broad, standard 

 emarginate ... ... ... ... 2. E. ovalifolia. 



Pods flat, seedless and indehiscent in their lower half 

 ( § Hypapliorus) ; stipels replaced by oblong glands 

 longer than broad ; seeds with a small hilum ; (calyx 

 Bomewhat 2-lipped ; leaves membranous ovate-acute, 

 green on both surfaces ; flowers narrow, standard entire 

 at tip) ... ... ... ... ... 3. E. litliosperma. 



SuBGEN. 1. Stenotropis Hassk. Calyx spathaceous, oblique not at 

 all 2-lipped, finally split to the base down the back. Pod turgid and 

 seed-bearing throughout. 



1. Ertthrina indica Lamk Encyc. Meth. II, 391. A tree 60 feet 

 high with thin grey bark, armed with minute conical dark -brown 

 prickles. Leaves 8-12 in. long ; petioles 4-6 in. long unarmed, when 

 young densely brownish-grey puberulous when full-grown glabrescent 



70 



