From:
William Henry Harvey
To:
Joseph Dalton Hooker
Date:
23 Nov [1860]
Source of text:
DAR 47: 218–19
Summary:
Has found some funny evidences of transmutation in Cliffortia. Sketches gradual passage "from very unlike to same" – e.g., from three-leafed form to two-leafed.
Contributor:
Darwin Correspondence Project