Search: letter in document-type 
1870-1879::1878::02::17 in date 
Sorted by:

Showing 11 of 1 item

From:
Charles Robert Darwin
To:
Asa Gray
Date:
17 Feb [1878]
Source of text:
Archives of the Gray Herbarium, Harvard University (129)
Summary:

Heterostyly in Linum perenne. Believes the American form may be a distinct species.

Contributor:
Darwin Correspondence Project