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Darwin, C. R. in correspondent 
Ralfs, John in correspondent 
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From:
Charles Robert Darwin
To:
John Ralfs
Date:
[after 25 June 1874]
Source of text:
DAR 59.1: 88
Summary:

Wants particularly to know whether seeds or leaves of other plants are ever found adhering to the leaves of Pinguicula. Observations would perhaps best be made in a month or two.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Ralfs
Date:
8 July 1874
Source of text:
The Huntington Library (HM 76527)
Summary:

Thanks for the Pinguicula plants, which have recovered, and asks if he could also send Utricularia, since his other supplies have failed.

Contributor:
Darwin Correspondence Project
From:
John Ralfs
To:
Charles Robert Darwin
Date:
9 July 1874
Source of text:
DAR 58.1: 73–4
Summary:

Sends specimens of Pinguicula and observations made on them. [See Insectivorous plants, pp. 390–1.]

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
John Ralfs
Date:
13 July [1874]
Source of text:
American Philosophical Society (Mss.B.D25.443)
Summary:

Discusses specimens of Utricularia.

Mentions JR’s work on desmids [The British Desmidieae [Desmidiae!?] (1848)].

Contributor:
Darwin Correspondence Project