From:
Thomas Henry Farrer, 1st baronet and 1st Baron Farrer
To:
Charles Robert Darwin
Date:
21 Nov 1868
Source of text:
DAR 164: 49; Linnean Society of London, MS Case 6B, No. 299
Summary:
Thinks CD’s views of insect agency and crossing might explain structure and variations of papilionaceous flowers. Lists five points. Asks CD’s opinion.
Contributor:
Darwin Correspondence Project