From F. J. Cohn 21 August 1875
Summary
Acknowledges presentation copy of Insectivorous plants.
Studying Drosera on vacation in Bohemia. Thinks CD has erred in considering "aggregation" to have occurred in the protoplasm. Suggests it is result of exosmosis of vacuole.
Author: | Ferdinand Julius Cohn |
Addressee: | Charles Robert Darwin |
Date: | 21 Aug 1875 |
Classmark: | DAR 161: 200 |
Letter no: | DCP-LETT-10131 |
From F. J. Cohn 28 August 1875
Author: | Ferdinand Julius Cohn |
Addressee: | Charles Robert Darwin |
Date: | 28 Aug 1875 |
Classmark: | DAR 86: B3–4 |
Letter no: | DCP-LETT-10137 |
From F. J. Cohn 9 January 1875
Summary
Thanks CD for his letter of 1 Jan 1875. Will send a paper on the genus Volvox ["Die Entwicklungsgeschichte der Gattung Volvox", Cohn Beitr. Biol. Pflanz. 1 (1875) Heft 3: 99–115].
Informs CD of his discoveries of the "house"-building capacity of Difflugia, one of the lowest forms of organism.
Sends CD his writing on Aldrovanda and Utricularia, which he is welcome to use in his forthcoming book [Insectivorous plants].
Has observed a Dionaea fertilised without insect aid.
Author: | Ferdinand Julius Cohn |
Addressee: | Charles Robert Darwin |
Date: | 9 Jan 1875 |
Classmark: | DAR 161: 199 |
Letter no: | DCP-LETT-9810 |
letter | (3) |
Cohn, F. J. | (3) |
Darwin, C. R. | (3) |