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Harvard University, Archives of the Gray Herbarium in repository 
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From:
Charles Robert Darwin
To:
Asa Gray
Date:
2 Jan [1863]
Source of text:
Gray Herbarium of Harvard University (56)
Summary:

Thanks AG for Cypripedium and Mitchella.

Plans to investigate pollination of Cypripedium.

Has finished Linum paper [Collected papers 2: 93–105].

Would welcome facts on "bud-variations".

Hears that Cinchona is dimorphic.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Asa Gray
Date:
19 Jan [1863]
Source of text:
Gray Herbarium of Harvard University (57)
Summary:

Comments on his own review of Bates’s butterfly paper [Collected papers 2: 87–92].

Thanks AG for information on Platanthera.

Has been wasting more time with Melastomataceae; can find no nectar in Monochaetum; is there any in Rhexia?

Hopes Lincoln’s "fiat against Slavery" will have some effect.

Contributor:
Darwin Correspondence Project