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1860-1869::1863 in date 
Thwaites, G. H. K. in addressee 
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DCP-LETT-4067

From:
Charles Robert Darwin
To:
George Henry Kendrick Thwaites
Date:
30 Mar [1863]
Source of text:
American Philosophical Society (Mss.B.D25.293)
Summary:

Thanks GHKT for specimens of Sethia. Discusses functions of their dimorphism for insect fertilisation.

Discusses polymorphism and fertilisation in Lythraceae.

Asks for seed of Limnanthemum.

Describes his interest in galls.

Discusses curious specimens of Gomphia and Lesemia.

Contributor:
Darwin Correspondence Project

DCP-LETT-4256

From:
Charles Robert Darwin
To:
George Henry Kendrick Thwaites
Date:
29 July [1863]
Source of text:
American Philosophical Society (Mss.B.D25.295)
Summary:

Thanks GHKT for Limnanthemum seed.

Comments on his view of algal reproduction.

Discusses flower of Cassia.

Sends photograph of himself.

Contributor:
Darwin Correspondence Project
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