To Asa Gray 21 February [1858]
Summary
Asks whether botanists tend to record varieties more carefully in large genera or small genera.
Wants information on the ranges of varieties of a species compared to the range of the species.
| Author: | Charles Robert Darwin |
| Addressee: | Asa Gray |
| Date: | 21 Feb [1858] |
| Classmark: | Archives of the Gray Herbarium, Harvard University (21) |
| Letter no: | DCP-LETT-2218 |
To Asa Gray 4 July 1858
Summary
Believes that, in Dicentra, Fumaria and Corydalis, flower structures are related directly to visits from bees. Flower stigmas generally are placed in the path of bees.
Has received paper from Wallace on natural selection; has sent abstract of his notions, with Wallace’s paper, to Linnean Society.
| Author: | Charles Robert Darwin |
| Addressee: | Asa Gray |
| Date: | 4 July 1858 |
| Classmark: | Archives of the Gray Herbarium, Harvard University (20) |
| Letter no: | DCP-LETT-2302 |
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Darwin in Conversation exhibition
Summary
Meet Charles Darwin as you have never met him before. Come to our exhibition at Cambridge University Library, running from 9 July to 3 December 2022, and discover a fascinating series of interwoven conversations with Darwin's many hundreds of…
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- … 9 July – 3 December 2022 Milstein Exhibition Centre, Cambridge University …
