Trip to Torquay.
Superiority of Journal of Horticulture to Gardeners’ Chronicle for CD’s purposes.
Showing 21–40 of 60 items
The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Trip to Torquay.
Superiority of Journal of Horticulture to Gardeners’ Chronicle for CD’s purposes.
Has worked out homologies of orchids’ pollinia and rostellum.
On W. H. Harvey’s review ["The natural evolution of organic species considered", Dublin Hosp. Gaz. 8 (1861): 146–52].
Orchids from Kew.
JDH’s income problems.
On orchids supplied by Kew; homologies of pollen and rostellum.
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.
Has found function of rostellum: modified stigma guarantees attachment of pollinia.
Personal regards.
William Darwin will make a botanist.
Orchid anatomy. Requests Lindley’s work on orchids [The genera and species of orchidaceous plants (1830–40)].
After much crossing, has worked out meaning of dimorphism in Primula.
CD’s orchid paper is to become orchid book [Orchids].
Primula paper is done [Collected papers 2: 45–63].
Bates agrees with CD on neuter ants.
Orchids.
Repeating experiment of C. F. v. Gärtner to study Huxley’s idea of physiological species.
List of Australian plants that have become naturalised in the Nilgiris [India] and are turning out the native trees.
Query on orchid homology.
Critical of F. A. Bauer on orchids [Illustrations of orchidaceous plants (1830–8)].
Orchid anatomy.
Orchid anatomy: movement in Mormodes column.
Orchid anatomy. Catasetum exemplifies slight modification of structure leading to new structure.
Orchid anatomy. Wind as agent of self-fertilisation in orchids.
Orchid anatomy. Movements of labellum.
Repeating Gärtner’s experiment with Verbascum varieties.
JDH’s work on Gnetum: a living fossil.
Orchid anatomy.
Encloses lists of orchids and other specimens he would be interested in seeing.
Acropera anatomy puzzling. Malaxis anatomy deciphered.