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DCP-LETT-2066

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
15 Mar [1857]
Source of text:
DAR 114: 193
Summary:

Separation of sexes in trees [U. S.].

Do plants offer positive evidence for "continuous land" theory?

Protean genera.

Contributor:
Darwin Correspondence Project
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DCP-LETT-2067

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
[21 Mar 1857]
Source of text:
DAR 114: 192a
Summary:

Ranges of species in large vs small genera: Asa Gray’s compilation fits CD’s expectation.

CD studies seedling mortality in his weed garden.

JDH’s work on Indian flora.

Contributor:
Darwin Correspondence Project
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