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To G. H. K. Thwaites 30 March [1863]
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.
| Author: | Charles Robert Darwin |
| Addressee: | George Henry Kendrick Thwaites |
| Date: | 30 Mar [1863] |
| Classmark: | American Philosophical Society (Mss.B.D25.293) |
| Letter no: | DCP-LETT-4067 |
To G. H. K. Thwaites 29 July [1863]
Summary
Thanks GHKT for Limnanthemum seed.
Comments on his view of algal reproduction.
Discusses flower of Cassia.
Sends photograph of himself.
| Author: | Charles Robert Darwin |
| Addressee: | George Henry Kendrick Thwaites |
| Date: | 29 July [1863] |
| Classmark: | American Philosophical Society (Mss.B.D25.295) |
| Letter no: | DCP-LETT-4256 |
Addressee
