170 PHASEOLUS TRILOBUS 



three to tive in each cluster; they are green, oblong, from 

 18 to 20 cm. long, wrinkled, and show warty lines arranged 

 like the fibres in parchment. 



PHASEOLUS SPHA£RICUS SULFUREUS. 



Phaseolus sphcBricus var. sulfureus is a yellow bean from 

 China. It has a wide distribution, and is iield in considerable 

 esteem. It is recorded and described in the oldest treatises, 

 such as that of Marten's. It is easily identified 1)\' the fine 

 sulphur yellow or straw colour of its seeds, which are ovoid 

 or almost spherical in shape. 



M. Denaiffe gives the following description : A tufted, 

 fairly ramose plant, scarcely exceeding 0*45 metres in height, 

 foliage moderate, pure green, leaflets almost as broad as 

 long. Husks green, acquiring a yellow tint at maturity ; 

 contain five to six seeds, sulphur yellow in colour, with a 

 more or less distinctly marked bluish ring around the 

 umbilicus; these pods are slightly flattened, and either 

 straight or slightlv curved. 



PHASEOLUS TRILOBUS. 



Plant with somewhat slender stems ; flowers insignificant, 

 yellowish, the standard and wings more or less twisted ; pods 

 cylindrical, enclosing seeds greenish-yellow in colour veined 

 with black. 



This bean is largely cultivated in India; the seed is very 

 small, for 100 of them only weigh r46 grm. 



The composition is as follows : — 



Water .. ... ... 1 1 '20 per cent. 



Ash ... ... ... ... 6-50 



Cellulofe ... ... ... ... 7'7S 



Fat ... ... ... ... 0-59 



Non-nitroyienous matter ... ... 49'44 



Nitrogenous matter ... ... 24-52 



loo-oo 



