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From:
George Edward Simonds Boulger
To:
Charles Robert Darwin
Date:
20 Dec [1876]
Source of text:
DAR 160: 258
Summary:

Is engaged in translating Hermann Müller’s Befruchtung der Blumen [1873].

Has observed Sphinx moths on Petunia.

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
Julius Victor Carus
Date:
20 Dec 1876
Source of text:
Staatsbibliothek zu Berlin – Preußischer Kulturbesitz (Slg. Darmstaedter Lc 1859: Darwin, Charles, Bl. 154–155)
Summary:

Sends an omitted reference to an article by Dr Ascherson [Bot. Ztg. (1871): 444 et seq.] for Cross and self-fertilisation.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Asa Gray
Date:
20 Dec 1876
Source of text:
Archives of the Gray Herbarium of Harvard University (116)
Summary:

Thanks for information about Hottonia.

Has found dimorphism in Forsythia.

Considers AG’s arguments on different terms for dimorphism, but cannot change to using the proposed new term [see 10699].

Contributor:
Darwin Correspondence Project