Search: Darwin, C. R. in addressee 
Hooker, J. D. in author 
1850-1859::1856 in date 
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Showing 19 of 9 items

From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
7 May 1856
Source of text:
DAR 100: 94–5
Summary:

Non-endemic Ascension Island plants brought by man, not wind-transported.

Bentham has found intermediates between oxlip and cowslip in Herefordshire.

JDH finds quantity of albumen in seeds is not variable within a species.

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
[26 June or 3 July] 1856
Source of text:
DAR 104: 197
Summary:

Can no longer make out story of NW. American plants; consulting Asa Gray.

Questionable validity of seed-salting experiments.

Aristolochia and Viscum seem to shed pollen before flower opens.

Ray Society should only do translations.

Thomas Thomson in India has rediscovered Aldrovanda, a rare relative of Drosera.

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
10 July 1856
Source of text:
DAR 100: 96–9
Summary:

[T. Bell Salter’s?] "hybrid" Epilobium a false claim.

Admires Huxley’s response to Falconer [see 1904].

Tristan da Cunha plant list, requested by CD, supports JDH’s position [on continental extension?].

Chilean plants not exceptional.

JDH considers parallels between Australian Alps and European plants strong evidence for multiple creations.

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
4 Aug 1856
Source of text:
DAR 100: 100–4
Summary:

JDH’s arguments against transmutation: 1. Plants do not show the confusion he would expect; 2. Under clearly similar physical conditions we do not find same species.

JDH’s argument against migration: commonality of alpine species. Believes migration opposes facts of botanical distribution in Van Diemen’s Land and New Zealand; prefers continental extension theory.

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
9 Nov 1856
Source of text:
DAR 100: 105–10
Summary:

JDH approves MS section on geographical distribution.

Never felt so shaky about species before.

His objections to some mechanisms of distribution that CD proposes.

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
[16 Nov 1856]
Source of text:
DAR 100: 162–3
Summary:

JDH not happy with CD’s explanation of the absence of north temperate forms in the Southern Hemisphere, given his explanation for the spread of sub-arctic forms to the south. [CD’s note is in response to JDH’s criticism.]

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
22 Nov 1856
Source of text:
DAR 100: 111–12
Summary:

Continued debate on formation of species as a result of retreat from glaciers.

JDH suggests internal powers of species modification, which he knows CD abhors.

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
[early Dec 1856]
Source of text:
DAR 100: 149
Summary:

Podostemaceae flowering under water.

Contributor:
Darwin Correspondence Project
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From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
7 Dec 1856
Source of text:
DAR 100: 113–14
Summary:

Has done New Zealand flora calculations. Results support CD’s theory of necessity of crossing. Trees tend to have separate sexes.

Contributor:
Darwin Correspondence Project
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