From:
Asa Gray
To:
Charles Robert Darwin
Date:
4 Nov 1856
Source of text:
DAR 165: 95
Summary:
Outlines the ranges of northern U. S. species common to Europe. Hopes to investigate the resemblances between the floras of the north-eastern U. S. and western Europe. Discusses routes by which alpine plants appear to have reached U. S.
Contributor:
Darwin Correspondence Project
