Search:
2 Items
Page: 1
To Francis Darwin 12 September [1878]
Summary
Julius von Sachs’s views on stomata seem largely correct, but CD cannot understand how leaves can survive submerged for such long periods.
Has been observing Drosera and concludes that none of the movement of the tentacles is caused by growth.
Suggests observations to show role of pulvinus in leaf movement.
| Author: | Charles Robert Darwin |
| Addressee: | Francis Darwin |
| Date: | 12 Sept [1878] |
| Classmark: | DAR 211: 45 |
| Letter no: | DCP-LETT-11690 |
To Francis Darwin 13 [September 1878]
Summary
Asks what position the sub-peduncles assume when the main flower peduncle of Oxalis is tied so as to be horizontal.
Asks whether FD can find some plants at Kew for CD to trace epinastic and hyponastic movements.
| Author: | Charles Robert Darwin |
| Addressee: | Francis Darwin |
| Date: | 13 [Sept 1878] |
| Classmark: | DAR 211: 46 |
| Letter no: | DCP-LETT-11692 |
Addressee
| Darwin, Francis | (2) |
Correspondent
| Darwin, C. R. | (2) |
| Darwin, Francis | (2) |
