jeffersonia

1 definition found

jeffersonia - Collaborative International Dictionary of English v.0.48 :

  Jeffersonia \Jef`fer*so"ni*a\, n. [NL. Named after Thomas
     Jefferson.] (Bot.)
     An American herb with a pretty, white, solitary blossom, and
     deeply two-cleft leaves (Jeffersonia diphylla); twinleaf.
     [1913 Webster]