Search: Hooker, J. D. in correspondent 
1860-1869::1860::08::31 in date 
letter in document-type 
Sorted by:

Showing 11 of 1 item

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
31 [Aug 1860]
Source of text:
DAR 115: 71
Summary:

Observations on Drosera: plants can distinguish minute quantities of nitrogenous substances.

Contributor:
Darwin Correspondence Project
thumbnail