Search: Crüger, Hermann in correspondent 
Darwin, C. R. in correspondent 
1860-1869::1863::02 in date 
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From:
Hermann Crüger
To:
Charles Robert Darwin
Date:
23 Feb 1863
Source of text:
DAR 161: 275
Summary:

Will observe fertilisation of melastomads as CD requests.

Observations on fertilisation by ants.

Detailed observations on sexes in Catasetum, which were made before he received Orchids and which differ from CD’s findings.

Contributor:
Darwin Correspondence Project