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From H. C. Watson 10 March 1857
Summary
HCW is trying to define what CD means by "variable" genera.
| Author: | Hewett Cottrell Watson |
| Addressee: | Charles Robert Darwin |
| Date: | 10 Mar 1857 |
| Classmark: | DAR 181: 35 |
| Letter no: | DCP-LETT-2063 |
From H. C. Watson 14 June [1857]
Summary
Sends a reference to Subularia which bears on a query CD made some time ago [see 2002]. Subularia was seen to flower in the air in a remarkably dry season.
| Author: | Hewett Cottrell Watson |
| Addressee: | Charles Robert Darwin |
| Date: | 14 June [1857] |
| Classmark: | DAR 207: 20 |
| Letter no: | DCP-LETT-2106 |
From H. C. Watson 14 December [1857]
Summary
Will shortly return CD’s list of varieties of British plants. Discusses the situations in which different varieties of species are often found and the ranges of varieties relative to those of the species.
| Author: | Hewett Cottrell Watson |
| Addressee: | Charles Robert Darwin |
| Date: | 14 Dec [1857] |
| Classmark: | DAR 98: A11–12 |
| Letter no: | DCP-LETT-2183 |
From H. C. Watson 20 December [1857]
Summary
Finds he cannot annotate CD’s list of subspecies and varieties as wanted. Mentions again his difficulties with "species"; he "cannot find the proof of species being definite and immutable whatever they may seem to be at any one time and spot".
| Author: | Hewett Cottrell Watson |
| Addressee: | Charles Robert Darwin |
| Date: | 20 Dec [1857] |
| Classmark: | DAR 98: A13–14 |
| Letter no: | DCP-LETT-2190 |
