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Hildebrand, Friedrich in correspondent 
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From:
Charles Robert Darwin
To:
Friedrich Hermann Gustav (Friedrich) Hildebrand
Date:
20 Apr [1866]
Source of text:
Morristown National Historical Park (Lloyd W. Smith MS 698)
Summary:

Is obliged to receive FH’s papers. The cases of Lopezia and Schizanthus are new to him.

In 1860 CD watched Bombus lapidarius sucking the flowers of Pedicularis sylvatica and saw what FH has described.

Has not yet read the paper on Salvia.

Contributor:
Darwin Correspondence Project
From:
Friedrich Hermann Gustav (Friedrich) Hildebrand
To:
Charles Robert Darwin
Date:
11 May 1866
Source of text:
DAR 166: 203
Summary:

Sending his paper on tristyly in Oxalis.

Cannot attend botanical congress, where CD will be vice-president.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Friedrich Hermann Gustav (Friedrich) Hildebrand
Date:
16 May [1866]
Source of text:
Klaus Groove (private collection); sold by Venator and Hanstein, Cologne (dealers), 16 March 2018
Summary:

Has forwarded FH’s paper on Fumariaceae to horticultural congress. Comments on its findings.

Discusses forms of Oxalis.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Friedrich Hermann Gustav (Friedrich) Hildebrand
Date:
22 July [1866]
Source of text:
Courtesy of Eilo Hildebrand (photocopy) (Original, previously owned by Klaus Groove, sold by Venator and Hanstein, Cologne (dealers), 16 March 2018.)
Summary:

Points out an error in proof-sheets of Hildebrand’s paper on Corydalis cava (Hildebrand 1866d) and suggests some improvements to the English.

Contributor:
Darwin Correspondence Project
From:
Friedrich Hermann Gustav (Friedrich) Hildebrand
To:
Charles Robert Darwin
Date:
24 July 1866
Source of text:
DAR 166: 204; DAR 49: 150
Summary:

Assures CD of his belief in descent from his first reading of Origin.

Describes a case of dichogamy.

Contributor:
Darwin Correspondence Project
From:
Friedrich Hermann Gustav (Friedrich) Hildebrand
To:
Charles Robert Darwin
Date:
23 Oct 1866
Source of text:
DAR 166: 205
Summary:

Explains dichogamy in Aristolochia. C. K. Sprengel was wrong.

Contributor:
Darwin Correspondence Project