From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
5 Apr [1867]
Source of text:
DAR 94: 14–16
Summary:
C. Nägeli’s long letter on his four years of work on Hieracium appears to be valuable. Nägeli wants a set of British forms in exchange for German ones.
Sends note on a new genus of Umbelliferae (Drusa) in Canaries; speculates on origin.
Contributor:
Darwin Correspondence Project