From:
Charles Robert Darwin
To:
William Allport Leighton
Date:
21 Nov [1858]
Source of text:
DAR 112: B97–8
Summary:
Thanks WAL for specimens and observations [on scarlet runner beans]. CD is perplexed whether to account for the changes as due to simple variation or to crossing. The information will be used when he finally comes to a conclusion on the subject [see Cross and self-fertilisation, p. 151].
Contributor:
Darwin Correspondence Project