48 Materials for a Flora of the Malayan Peninsula. 



Stipules produced below point of insertion (petals yellow, 

 glabrous) : — 



Pods subcylindrio glabrous : — 



Stems slender diffuse, racemes subcapitate, leaflets less 



than half as long as petioles, seeds rounded at ends ... 3. P. trilohus. 



Stems twining, racemes snbspicate, leaflets as long as 



petioles, seeds subtruncate ... ... ... 4. P. calcaratus. 



Pods slightly compressed, pubescent ; (racemes subcapitate, 



seeds rounded at ends) ... ... ... ... 5. P. Mungo. 



§ EuPHASEOLUS. Stipules small, basifixed. Pods broad subcom- 

 pressed. 



1. Phaseolus lunatus Linn. Sp. PI. 724. A tall twining biennial 

 •with, stems at first finely downy but soon glabrescent. Leaves 6-8 in. 

 long, leaflets 3, pale-green membranous entire rather wide triangular 

 acute, base wide cuneate — of lateral leaflets obliquely, glabrous above 

 minutely sparsely puberulous beneath, 3-4 in. long, 2-2*5 in. wide ; 

 petiole 4-6 in. long, and })etiolules '2 in. long puberulous ; stipels '15 

 in. long ovate-acute ; stipules hardly larger and similar. Racemes 

 axillary lax 2-6 in. long peduncles short the lower nodes distant; 

 flowers in fascicles of 2-4, pedicels "35 in. long, bracts minute. Calyx 

 '1 in. long minutely 2-bracteolate at the base, puberulous externally 

 teeth wide triangular very short. Corolla greenish-yellow '35 in. long 

 puberulous externally. Pod decidedly compressed 2-3 in. long, •6-"75 

 in. wide, '25 in. thick ; upper suture recurved, lower widely rounded. 

 DC. Prodr. II, 393 ; Roxb. Flor. Ind. Ill, 287 ; W. & A. Prodr. 244 ; 

 Miq. Flor. Ind. Bat. I, 194 ; Bak. in Flor. Brit. Ind. II, 200. P. vulgaris 

 Wall. Cat. 5595 not of Linn. 



In all the provinces, cultivated. 

 An American species now widely spread in the old world. 

 § Leptospron Btli. & Hk. f. Stipules medium, basifixed. Pods 

 narrow subcompressed. 



2. Phaseolus adenanthus Gt. W. F. Mey. Prim. Flor. Esseq. 239. 

 A spreading glabrescent perennial, with slender rigid stems. Leaves 

 4-6 in. long ; leaflets 3 medium to pale green, chartaceous, ovate-acute 

 base cuneate — of lateral leaflets obliquely, nerves on both surfaces at first 

 sparsely puberulous, otherwise glabrous, 25-4 in. long, 1-25-2 in. wide ; 

 petiole 2"5 in. long channelled above very sparsely hirsute or glabrous, 

 petiolules "2 in. long puberulous ; stipels '1 in. ovate adpressed, stipules 

 often reflexed ovate-acute "2 in. long. Racemes axillary rather crowded, 

 peduncles 1-4 in. long nodes rather close together ; flowers 1-3 from 

 each node, pedicels under "1 in. long, bracts mimite. Calyx '25 in. long 

 campanulate, teeth deltoid to lanceolate half as long as tube, with 2 ovate 

 bracteoles "1 in. long at its base. Corolla pink to purple, showy, 1 in, 

 48 



