From:
Sir Joseph Dalton Hooker
To:
Professor Charles Cardale Babington
Date:
2 March 1859
Source of text:
JDH/2/3/1 f.138, The Royal Botanic Gardens, Kew
Summary:
No summary available.
Contributor:
Hooker Project
From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
[9 Mar 1859]
Source of text:
DAR 100: 152–3
Summary:
Outlines the basic categories of phanerogams.
Places Gymnospermae in the dicotyledons.
Evaluates the variable utility of embryological characters in plant classification.
Contributor:
Darwin Correspondence Project
