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Hooker, J. D. in correspondent 
1860-1869::1861::07 in date 
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DCP-LETT-3200

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
[6 July 1861]
Source of text:
DAR 115: 104
Summary:

Trip to Torquay.

Superiority of Journal of Horticulture to Gardeners’ Chronicle for CD’s purposes.

Contributor:
Darwin Correspondence Project
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JHC1115

From:
Sir Joseph Dalton Hooker
To:
Dr Thomas Anderson
Date:
7 July 1861
Source of text:
JDH/2/3/1 f.22-24, The Royal Botanic Gardens, Kew
Summary:

No summary available.

Contributor:
Hooker Project

DCP-LETT-3207

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
13 July [1861]
Source of text:
DAR 115: 105
Summary:

Has worked out homologies of orchids’ pollinia and rostellum.

On W. H. Harvey’s review ["The natural evolution of organic species considered", Dublin Hosp. Gaz. 8 (1861): 146–52].

Contributor:
Darwin Correspondence Project
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DCP-LETT-3210

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
17 [July 1861]
Source of text:
DAR 115: 106
Summary:

Orchids from Kew.

JDH’s income problems.

Contributor:
Darwin Correspondence Project
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DCP-LETT-3220

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
27 July [1861]
Source of text:
DAR 115: 107
Summary:

On orchids supplied by Kew; homologies of pollen and rostellum.

Contributor:
Darwin Correspondence Project
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DCP-LETT-3221

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
[28 July – 10 Aug 1861]
Source of text:
DAR 115: 109
Summary:

Puzzled by function of orchids’ rostellum.

Orchids’ pollen concentrated in two pollinia; hence one flower can fertilise only two others. This may explain precision of orchid pollination mechanisms.

Contributor:
Darwin Correspondence Project
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