To W. R. Greg   21 March [1860?]

Letter and/or further information available at https://www.darwinproject.ac.uk/letter/?docId=letters/DCP-LETT-2732F.xml.

Also published in The Correspondence of Charles Darwin, vol. 13-Supplement.

Please cite as “DCP-LETT-2732F,” in Ɛpsilon: The Charles Darwin Collection accessed on 2 May 2024, https://epsilon.ac.uk/view/dcp-data/letters/DCP-LETT-2732F