From:
Hewett Cottrell Watson
To:
Charles Robert Darwin
Date:
8 Nov 1855
Source of text:
DAR 181: 31
Summary:
Artificiality of orders and genera in botany.
Difficulties in numerical analysis of close species in large and small genera.
HCW has "pretty strong bias towards the view that species are not immutably distinct".
Contributor:
Darwin Correspondence Project