To Francis Darwin 3 August [1878]
Summary
Is pleased FD’s climbing work goes well.
Thanks him for information on heliotropism.
Discusses sleep movements
and his observations on the sensitivity of radicle tips.
| Author: | Charles Robert Darwin |
| Addressee: | Francis Darwin |
| Date: | 3 Aug [1878] |
| Classmark: | DAR 211: 42 |
| Letter no: | DCP-LETT-11639 |
To Francis Darwin 14 [August 1878]
Summary
Instructs FD to plant some Oxalis seeds.
Wishes to trace the movement of an old cotyledon. Asks him to examine and compare the pulvinus of a species which moves its cotyledon greatly with one of a species that moves it only moderately.
Are the tendrils ready for heliotropic experiment yet?
| Author: | Charles Robert Darwin |
| Addressee: | Francis Darwin |
| Date: | 14 [Aug 1878] |
| Classmark: | DAR 211: 43 |
| Letter no: | DCP-LETT-11658 |
To Francis Darwin [17 August 1878]
Summary
Instructions to sow some seeds
and suggestions for experiment on effects of removal of bloom.
Likes Hugo de Vries very much; has hardly ever seen so modest a man.
| Author: | Charles Robert Darwin |
| Addressee: | Francis Darwin |
| Date: | [17 Aug 1878] |
| Classmark: | DAR 211: 44 |
| Letter no: | DCP-LETT-11668 |
To Francis Darwin [19 August 1878]
Summary
Asks FD to reply to a letter [11653a] requesting a list of CD’s books.
| Author: | Charles Robert Darwin |
| Addressee: | Francis Darwin |
| Date: | [19 Aug 1878] |
| Classmark: | DAR 271.2: 4v |
| Letter no: | DCP-LETT-11669 |
To Francis Darwin [1 August 1878]
Summary
Describes observations and experiments on the response to light of Bignonia capreolata tendrils.
| Author: | Charles Robert Darwin |
| Addressee: | Francis Darwin |
| Date: | [1 Aug 1878] |
| Classmark: | DAR 211: 52 |
| Letter no: | DCP-LETT-12077 |
