From:
Thomas Bell Salter
To:
Charles Robert Darwin
Date:
25 June 1855
Source of text:
DAR 177: 16 (fragile)
Summary:
Discusses hybrid plants he has raised, particularly hybrids between Geum urbanum and G. rivale, which are very fertile and exhibit great variability. [See Natural selection, p. 102.]
Contributor:
Darwin Correspondence Project