From:
Charles Robert Darwin
To:
William Erasmus Darwin
Date:
[14–17 May 1864]
Source of text:
DAR 97: A3
Summary:
Instructions on measuring pollen of dimorphic plants.
Contributor:
Darwin Correspondence Project
Showing 1–9 of 9 items
Instructions on measuring pollen of dimorphic plants.
Thanks WED for measuring cowslip pollen. Sends dimorphic flowers.
Experiment instructions.
Discusses WED’s observations on polymorphic flowers.
Describes difference between Pulmonaria flowers; wishes to know whether it is general.
Writes of dimorphic plants.
Mentions WED’s extraordinary discovery of some pollen-grains of different sizes. The observations must be followed up.
CD much obliged for specimen and drawings.
Instructions concerning the payment of the principal and interest of the mortgage to Mr Childe.