From:
William Erasmus Darwin
To:
Charles Robert Darwin
Date:
[18 June 1866]
Source of text:
DAR 109: A70
Summary:
Sends some specimens of three kinds of buckthorn.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Erasmus Darwin
Date:
19 [June 1866]
Source of text:
DAR 185: 14
Summary:
Different forms of flowers of Rhamnus.
Contributor:
Darwin Correspondence Project
From:
William Erasmus Darwin
To:
Charles Robert Darwin
Date:
20 June [1866]
Source of text:
DAR 109: A77
Summary:
Thinks Rhamnus is a case of a dimorphic plant that has become dioecious.
Contributor:
Darwin Correspondence Project
From:
William Erasmus Darwin
To:
Charles Robert Darwin
Date:
21 June [1866]
Source of text:
DAR 109: A80
Summary:
"It [Rhamnus catharticus?] is certainly a case of dimorphic become dioecious."
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Erasmus Darwin
Date:
22 June [1866]
Source of text:
DAR 185: 15
Summary:
Polymorphism in Rhamnus.
Contributor:
Darwin Correspondence Project
From:
William Erasmus Darwin
To:
Charles Robert Darwin
Date:
[23 June 1866]
Source of text:
DAR 109: A75
Summary:
Ovules of males of two forms [of Rhamnus catharticus?] are abortive and both females have incomplete stamens.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Erasmus Darwin
Date:
[24 June 1866]
Source of text:
DAR 185: 16
Summary:
Polymorphic flowers of Rhamnus [see Forms of flowers, p. 294].
Contributor:
Darwin Correspondence Project
From:
William Erasmus Darwin
To:
Charles Robert Darwin
Date:
[26–8 June 1866]
Source of text:
Cornford Family Papers (DAR 275: 28)
Summary:
He has had a great struggle with Buckthorn, and would like CD to see the measurements some time.
Contributor:
Darwin Correspondence Project
From:
William Erasmus Darwin
To:
Charles Robert Darwin
Date:
29 June [1866]
Source of text:
DAR 109: A78–9, A47–9
Summary:
Sends flowers of the differing kinds [of Rhamnus?] with observations.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Erasmus Darwin
Date:
30 [June 1866]
Source of text:
DAR 185: 17
Summary:
Cuttings have arrived. Different flower forms [in Rhamnus?].
Contributor:
Darwin Correspondence Project
