Remarks on his work on Pinguicula. Notes its digestive power; it absorbs nutritious matter from leaves and seeds as well as insects.
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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.
Remarks on his work on Pinguicula. Notes its digestive power; it absorbs nutritious matter from leaves and seeds as well as insects.
Sends observations of poison acting on glands of Drosera. Poison acts as a stimulant to protoplasm. Very remarkable that poison acts so differently on the cilia and protoplasm of Drosera.
Wants particularly to know whether seeds or leaves of other plants are ever found adhering to the leaves of Pinguicula. Observations would perhaps best be made in a month or two.