The best opinion now is, that there are multitudinous forms which are not sufficiently differentiated to be distinctively either plant or animal, while, as respects ordinary plants and animals, the difficulty of laying down a definition has become far greater than ever before.
-- Asa Gray
   
Asa Gray   Name:
Asa Gray
Type:
Scientist
Nationality:
American
Birth:
November 18, 1810
Death:
January 30, 1888
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