To J. D. Hooker [28 July – 10 August 1861]
Summary
Puzzled by function of orchids’ rostellum.
Orchids’ pollen concentrated in two pollinia; hence one flower can fertilise only two others. This may explain precision of orchid pollination mechanisms.
Author: | Charles Robert Darwin |
Addressee: | Joseph Dalton Hooker |
Date: | [28 July – 10 Aug 1861] |
Classmark: | DAR 115: 109 |
Letter no: | DCP-LETT-3221 |
Document type
letter | (1) |
Author
Darwin, C. R. | (1) |
Addressee
Hooker, J. D. | (1) |
Correspondent
Darwin, C. R. | (1) |
Hooker, J. D. | (1) |