From:
Asa Gray
To:
Charles Robert Darwin
Date:
11 Dec 1874
Source of text:
DAR 165: 187
Summary:
Cannot help with Pinguicula or Utricularia. Mrs Mary Treat is studying Utricularia.
Forwards his short piece on duration of varieties [New York Tribune 8 Dec 1874; Am. J. Sci. 3d ser. 9 (1875): 109–14].
Contributor:
Darwin Correspondence Project
