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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
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