To J. D. Hooker 16 [May 1857]
Summary
Asks JDH’s opinion, and botanical evidence, on important law: parts that are highly developed in comparison to other allied species are very variable.
Interest in hairiness of alpine plants revived by reading A. Moquin-Tandon [Éléments de tératologie végétale (1841)]; correlation with dryness. CD seeks interpretation independent of direct environmental effect.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 16 [May 1857] |
| Classmark: | DAR 114: 197 |
| Letter no: | DCP-LETT-2092 |
Document type
| letter | (1) |
Author
| Darwin, C. R. | (1) |
Addressee
| Hooker, J. D. | (1) |
Correspondent
| Darwin, C. R. | (1) |
| Hooker, J. D. | (1) |
