Sent rare cycad seeds for CD’s cotyledon study.
Welwitschia seed germinated at Kew had ordinary cotyledons. JDH thinks mature Welwitschia leaves are original cotyledons.
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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.
Sent rare cycad seeds for CD’s cotyledon study.
Welwitschia seed germinated at Kew had ordinary cotyledons. JDH thinks mature Welwitschia leaves are original cotyledons.
JDH cannot attend at the bestowal of CD’s honorary doctorate at Cambridge.
O. C. Marsh is rash to suggest all vertebrate types originated in America.