To Asa Gray 8 June [1855]
Summary
Suggests AG append ranges to the species in the new edition of his Manual.
Is interested in comparing the flora of U. S. with that of Britain and wishes to know the proportions to the whole of the great leading families and the numbers of species within genera. Would welcome information on which species AG considers to be "close" in the U. S.
| Author: | Charles Robert Darwin |
| Addressee: | Asa Gray |
| Date: | 8 June [1855] |
| Classmark: | Archives of the Gray Herbarium, Harvard University (2) |
| Letter no: | DCP-LETT-1695 |
From Asa Gray 30 June 1855
Summary
Sends a list of "close" species from his Manual of botany.
Hopes Hooker or CD will write an essay on species. Discusses some of the difficulties of defining botanical species.
| Author: | Asa Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 30 June 1855 |
| Classmark: | DAR 165: 92a |
| Letter no: | DCP-LETT-1707 |
Document type
| letter | (2) |
Author
| Darwin, C. R. | (1) |
| Gray, Asa | (1) |
Addressee
| Darwin, C. R. | (1) |
| Gray, Asa | (1) |
Correspondent
| Darwin, C. R. | (2) |
| Gray, Asa | (2) |
