From:
Naphtali Lewy (Halevi)
To:
Charles Robert Darwin
Date:
14 May 1878
Source of text:
DAR 201: 21
Summary:
Believes that weakness of hybrids explains Biblical injunctions against improper unions.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Turner Thiselton-Dyer
Date:
14 May 1878
Source of text:
Royal Botanic Gardens, Kew (Thiselton-Dyer, W. T., Letters from Charles Darwin 1873–81: 122–3)
Summary:
Heliotropism. Requires some plants for experiments.
Contributor:
Darwin Correspondence Project