Search: Gray, Asa in addressee 
1880-1889::1880 in date 
Harvard University, Archives of the Gray Herbarium in repository 
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DCP-LETT-12433

From:
Charles Robert Darwin
To:
Asa Gray
Date:
19 Jan 1880
Source of text:
Archives of the Gray Herbarium, Harvard University (126)
Summary:

Describes the germination and early growth of Megarrhiza about which AG has been misinformed. The tubular petioles act functionally like a root.

Ipomoea did not germinate.

Contributor:
Darwin Correspondence Project

DCP-LETT-12436

From:
Charles Robert Darwin
To:
Asa Gray
Date:
20 Jan [1880]
Source of text:
Archives of the Gray Herbarium, Harvard University (127)
Summary:

Germination of Delphinium and Megarrhiza.

Contributor:
Darwin Correspondence Project

DCP-LETT-12489

From:
Charles Robert Darwin
To:
Asa Gray
Date:
17 Feb 1880
Source of text:
Archives of the Gray Herbarium, Harvard University (128)
Summary:

Seed germination.

Strange that his plants [of Megarrhiza] behaved differently from AG’s [see 12455].

Contributor:
Darwin Correspondence Project
Text Online

FVM-80-02-21

From:
Ferdinand von Mueller
To:
Asa Gray
Date:
21 February 1880
Source of text:
Gray Herbarium Archives, Harvard University, Cambridge, Massachusetts
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project

DCP-LETT-12541

From:
Charles Robert Darwin
To:
Asa Gray
Date:
20 Mar [1880]
Source of text:
Archives of the Gray Herbarium, Harvard University (Walter Deane Autograph Collection)
Summary:

Asks AG to confirm whether Ipomoea leptophylla "makes a great tuber as big as a mangel-wurzel".

Petioles of Cotyledons behave partly like those of Megarrhiza.

Contributor:
Darwin Correspondence Project

DCP-LETT-12545

From:
Charles Robert Darwin
To:
Asa Gray
Date:
24 Mar [1880]
Source of text:
Archives of the Gray Herbarium, Harvard University (130)
Summary:

Thanks for Megarrhiza seeds and information. Has been greatly interested by Megarrhiza germination.

Samuel Butler has attacked CD over Erasmus Darwin.

Contributor:
Darwin Correspondence Project
Text Online

FVM-80-05-16

From:
Ferdinand von Mueller
To:
Asa Gray
Date:
16 May 1880
Source of text:
Gray Herbarium Archives, Harvard University, Cambridge, Massachusetts
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
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