From:
Hubert Airy
To:
Charles Robert Darwin
Date:
24 Sept 1872
Source of text:
DAR 159: 22
Summary:
Thanks for letter, in which CD cited [Anton] Kerner’s alpine observations.
Describes with diagrams the curious disposition of leaves on some Acacia twigs, and points out that his theory should account for these anomalies as well as normal cases.
Contributor:
Darwin Correspondence Project
