From WordNet (r) 2.0 (August 2003) [wn]:
Phaseolus
n : herbs of warm regions including most American beans [syn:
Phaseolus, genus Phaseolus]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Phaseolus \Pha*se"o*lus\, prop. n. [L.] (Bot.)
A genus of leguminous plants, including the Lima bean, the
kidney bean, the scarlet runner, etc. See Bean.
[1913 Webster]