From:
Johann Xaver Robert (Robert) Caspary
To:
Charles Robert Darwin
Date:
17 Dec 1876
Source of text:
DAR 161: 123
Summary:
Thanks for copy of Cross and self-fertilisation.
Francis Darwin’s observation of nectaries in Pteris is most curious.
Doubts cross-fertilisation in the rare cases of two flowers on the same stalk in Victoria and Euryale.
Contributor:
Darwin Correspondence Project