200 LEGUMINOS.E. 



Phaseolus radiatus LINN. var. typica D. PRATN ; MATSUM. in ITO et 

 MATSUM. Tent. Fl. Lutch. p. 427 ; MATSUM. et HAYATA Eunm. PI. Formos. 

 p. 111. 



HAB. cultivated. 



DISTRIB. 



Phaseolus trilobus AIT.; MATSUM. iu ITO et MATSUM. Tent. Fl. 

 Lntch. p. 427; MATSUM. et HAYATA Euiim. PI. Formos. p. 111. 

 HAB. Hikaku. 

 DISTRIE. 



35, 1 ff/na SAY. 

 Dichotommis Key to the Formosan Species. 



(1) Plants nearly glabrous or pubescent. (2) 

 Plants hispid with long hairs. (4) 



(2) Leaflets ovate, rounded or emargiiiate at the apex, or rhomboidal al- 



ways rounded or obtuse at the apex Vigna httea. 



Leaflets usually acute or acuminate at the apex. (3) 



(3) Leaflets lanceolate or ovately lanceolate Vigna hitedo. 



Leaflets rhomboidal, broadest at the base, acuminate at the apex 



Vigna sinensis. 



(4) Leaflets not sinuate, entire Vigna reflexo-pRosa. 



Leaflets sinuate Vigna stlpiilabt. 



Vigna lutea A. GRAY ; BAKER in HOOK. f. Fl. Brit. Incl. II. p. 205 ; 

 FORBES et HEMSL. Ind. Fl. Sin. I. p. 193 ; MATSUM. et HAYATA Enum. PI. 

 Formos. p. 111. 



HAB. Kelung, Takow. 



DISTRIB. Generally on the sea-shores of the tropics. 



Vigna luteola BENTH. Fl. Austral. II. p. 260 ; BAKER in HOOK. f. Fl. 

 Brit. Lid. II. p. 205 ; MATSUM. in ITO et MATSUM. Tent. Fl. Lutch. p. 428 ; 

 MATSUM. et HAYATA Enum. PI. Formos p. 111. 



HAB. Maruyama, Pachina, Hoxan, Taito. 



DISTRIB. 



