(definition) by Webster 1913 Wed Dec 22 1999 at 0:35:10

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.

 

© Webster 1913.

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