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From:
Asa Gray
To:
Charles Robert Darwin
Date:
5 Sept 1862
Source of text:
DAR 111: 81, DAR 165: 117
Summary:

Suggests CD try to get Lythrum hyssopifolia from France.

Dimorphic flowers.

Differences between newly opened and older orchids.

Flowers of Spiranthes and Goodyera.

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
John Lubbock, 4th baronet and 1st Baron Avebury
Date:
5 Sept [1862]
Source of text:
DAR 263
Summary:

Finds JL’s facts on the diving insect that remains four hours under water new and interesting [see "On two aquatic Hymenoptera", Trans. Linn. Soc. Lond. 24 (1864): 135–42].

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Andrew Crombie Ramsay
Date:
5 Sept [1862]
Source of text:
DAR 261.9: 7 (EH 88205980)
Summary:

On ACR’s paper on glacial origin of lakes. CD thinks it is correct. Suggests further investigation to corroborate it. His only doubt has to do with areas of great activity.

On ACR’s view of cause of glacial period: CD did battle with Hooker on same point.

T. F. Jamieson has smashed CD’s Glen Roy marine theory in splendid style.

Contributor:
Darwin Correspondence Project