To Daniel Oliver 20 [January 1863]
Summary
Has been copying out references from Natural History Review [possibly D. Oliver, "The structure of the stem in dicotyledons; being references to the literature of the subject", Nat. Hist. Rev. n.s. 2 (1862): 298–329].
Suggests DO study high incidence of separate sexes in freshwater plants.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | 20 [Jan 1863] |
Classmark: | DAR 261.10: 38 (EH 88206021) |
Letter no: | DCP-LETT-3776 |
To Daniel Oliver 20 [February 1863]
Summary
Having trouble understanding laws of phyllotaxy in order to grasp Hugh Falconer’s objections.
L. C. Treviranus on Primula [see 3980] misses the "prettiness" of the adaptations.
John Scott says P. scotica is never dimorphic.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | 20 [Feb 1863] |
Classmark: | DAR 261.10: 41 (EH 88206024) |
Letter no: | DCP-LETT-4052 |
To Daniel Oliver 24–5 March [1863]
Summary
Observation on morphology of Primula ovarium sent for DO’s use.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | 24–5 Mar [1863] |
Classmark: | DAR 261.10: 42 (EH 88206025) |
Letter no: | DCP-LETT-4059 |
To Daniel Oliver 28 March [1863]
Summary
Nectar secretion in Edwardsia. Could the stamen protect stigma?
Sends monstrous Primula with three pistils.
Had never heard of Robert Caspary, but what DO thinks is the placenta could be a whorl of pistils without stigmas.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | 28 Mar [1863] |
Classmark: | DAR 261.10: 43 (EH 88206026) |
Letter no: | DCP-LETT-4063 |
To Daniel Oliver [12 April 1863]
Summary
Working on monstrous Primula. Is ovule anatropous as Asa Gray says, or amphitropous? Does he know natural path of pollen tubes in Primula. Can the tube enter the ovule by the chalaza?
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | [12 Apr 1863] |
Classmark: | DAR 261.10: 46 (EH 88206029) |
Letter no: | DCP-LETT-4083 |
To Daniel Oliver [after 14 April 1863]
Summary
Thanks for information on Primula ovules. From what DO says the pollen-tubes ought to find their way to the micropyle.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | [after 14 Apr 1863] |
Classmark: | DAR 147: 214 |
Letter no: | DCP-LETT-4095 |
To Daniel Oliver 18 July [1863]
Summary
Sends F. Hildebrand’s paper for publication by the Linnean Society or in Natural History Review.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | 18 July [1863] |
Classmark: | DAR 261.10: 51 (EH 88206034) |
Letter no: | DCP-LETT-4244 |
To Daniel Oliver [before 27 November 1863]
Summary
Recommends Wyman’s short notice ["Report on Dr Jeffries Wyman’s experiment on the cause of contractility in vegetable tissues"] in the Proceedings of the American Academy of Arts and Sciences 3 (1852–7): 167.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | [before 27 Nov 1863] |
Classmark: | DAR 261.10: 53 (EH 88206036) |
Letter no: | DCP-LETT-4327 |
To Daniel Oliver 28 [November 1863]
Summary
Fertile flowers of violets, except Viola tricolor, require insect visits.
Author: | Charles Robert Darwin |
Addressee: | Daniel Oliver |
Date: | 28 [Nov 1863] |
Classmark: | DAR 261.10: 54 (EH 88206037) |
Letter no: | DCP-LETT-4350 |