From:
Charles Robert Darwin
To:
Daniel Oliver
Date:
28 [Nov 1863]
Source of text:
DAR 261.10: 54 (EH 88206037)
Summary:
Fertile flowers of violets, except Viola tricolor, require insect visits.
Contributor:
Darwin Correspondence Project
Fertile flowers of violets, except Viola tricolor, require insect visits.
No summary available.