Showing 21–40 of 176 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.
Discusses dimorphism in linum and primula. Describes death of Mrs. Ashworth.
Sends observations on [Anchusa] plants from Isle of Wight.
Describes the structure of Corydalis and its arrangement for making pollen accessible to bees.
Alarmed that CD did not see what WED saw in Corydalis lutea. Has found buckbean in the New Forest. Will get seeds of Corydalis claviculata.
Spoke to Rosas, and gave him CD’s paper.
Sends description of Chrysosplene, asks about glands.
Could not find Anchusa but will go out and find some.
Has signed and forwarded some orders.
Has drawn all three forms of primroses CD sent "with same result". Has found no pink variety with middle style.
Sends drawings of the pollen from Chinese Primula plants with styles and pistils of different lengths; observations on sizes and condition of their pollen.
Instructions concerning the payment of the principal and interest of the mortgage to Mr Childe.
Observations on [length of style and length of filament and stigmas of] Pulmonaria.
CD is right about variability [of Pulmonaria]. Encloses observations and diagrams of additional plants.
[Outline sketches of pollen from long- and short-styled yellow cowslips and from red cowslip, magnified 350x.]
Diagrams of short- and long-styled Pulmonaria under magnification.
Observations on style length of 150 flowers of Pulmonaria [angustifolia]. [See Forms of flowers, p. 105.]
Sends Pulmonaria anthers, with measurements of styles and pollen counts.
Sends specimens of Menyanthes with observations and drawings [see Forms of flowers, p. 115].
[Outline sketches of pollen from long- and short-styled yellow cowslips and from a red cowslip.]
Clarifies his letter of 18 May [4500].