From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
17 May [1860]
Source of text:
DAR 93: A72–3, A116
Summary:
Sends characters by which he can divide all primroses and cowslips into what he suspects will be male and female plants. Believes these forms are first step in formation of a dioecious plant.
Contributor:
Darwin Correspondence Project
