From Robert Caspary [after 9 June 1866]
Summary
Data on good and bad pollen-grain yields of different species. Sends sketches of two male Rhamnus catharticus flowers [see Forms of flowers, p. 294].
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | [after 9 June 1866] |
Classmark: | DAR 109: A81; DAR 111: B45, B48b, B48c |
Letter no: | DCP-LETT-10344 |
From Robert Caspary 17 December 1876
Summary
Thanks for copy of Cross and self-fertilisation.
Francis Darwin’s observation of nectaries in Pteris is most curious.
Doubts cross-fertilisation in the rare cases of two flowers on the same stalk in Victoria and Euryale.
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | 17 Dec 1876 |
Classmark: | DAR 161: 123 |
Letter no: | DCP-LETT-10726 |
From Robert Caspary 25 February 1866
Summary
Sends papers on graft-hybrids ["Sur les hybrides obtenus par la greffe", Bull. Congr. Int. Bot. & Hortic. Amsterdam (1865): 65–80, and "Über Mischlinge, durch Pfropfen entstanden", Sitzungsber. K. Phys.-oekon. Ges. Königsberg 6 (1865): 11–21].
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | 25 Feb 1866 |
Classmark: | DAR 161: 118 |
Letter no: | DCP-LETT-5018 |
From Robert Caspary 26 April 1866
Summary
Coming to London for Botanical Congress. Requests interview.
Thanks for photograph.
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | 26 Apr 1866 |
Classmark: | DAR 161: 119 |
Letter no: | DCP-LETT-5067 |
From Robert Caspary 7 May 1866
Summary
Thanks CD for invitation. Solicitous of CD’s health. Will let Hooker decide whether CD’s health will allow his visit.
[Alexander] Braun in poor health.
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | 7 May 1866 |
Classmark: | DAR 161: 120 |
Letter no: | DCP-LETT-5082 |
From Robert Caspary 25 May 1866
Summary
Plans to come to Down on 27 May.
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | 25 May 1866 |
Classmark: | DAR 161: 121 |
Letter no: | DCP-LETT-5100 |
From Robert Caspary 18 February 1868
Summary
Discusses the flowers of, and cross- and self-fertilisation in, certain aquatic plants. Gives cases of dichogamy and perfect self-fertility.
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | 18 Feb 1868 |
Classmark: | DAR 76: B173–4 |
Letter no: | DCP-LETT-5894 |
From Robert Caspary 2 April 1868
Summary
Finds important differences between English and German versions of Variation on graft-hybrids.
Experiments and observations on submerged flowers.
Author: | Johann Xaver Robert (Robert) Caspary |
Addressee: | Charles Robert Darwin |
Date: | 2 Apr 1868 |
Classmark: | DAR 161: 122 |
Letter no: | DCP-LETT-6083 |