From:
Asa Gray
To:
Charles Robert Darwin
Date:
30 Mar 1877
Source of text:
DAR 165: 195
Summary:
Lithospermum longiflorum has cleistogamous flowers and, unlike other species of genus, it is not dimorphic.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
10 June 1877
Source of text:
DAR 165: 197
Summary:
Has two young friends who wish to call on CD.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
27 Sept 1877
Source of text:
DAR 165: 198
Summary:
Has received CD’s book [Forms of flowers]; thanks him for the compliment of the dedication.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
6 Nov 1879
Source of text:
DAR 165: 200
Summary:
Will try to get Ipomoea and Megarrhiza seeds for CD.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
12 Jan 1880
Source of text:
DAR 165: 201
Summary:
Sends some cotton seeds for CD.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
3 Feb 1880
Source of text:
DAR 209.6: 201
Summary:
Germination of Megarrhiza. AG’s observations at variance with CD’s.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
11 Mar 1880
Source of text:
DAR 209.6: 202
Summary:
Sends seeds of Megarrhiza and gives details of species.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
[1 Apr 1880]
Source of text:
DAR 209.6: 203
Summary:
Germination and root of Ipomoea.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
4 Apr 1880
Source of text:
DAR 209.6: 204–6
Summary:
Encloses a letter from Volney Rattan of California.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
3 July 1880
Source of text:
DAR 186: 52
Summary:
Confirmation of CD’s idea: AG planted seeds Ipomœa pandurata. One seed has come up and its germination is same as of I. leptophylla.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
29 July [1880]
Source of text:
DAR 186: 53
Summary:
Information about Ipomœa jalapa.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
27 Jan 1881
Source of text:
DAR 165: 203
Summary:
Apologises for his silence when Francis Darwin’s paper was read at the Linnean Society.
AG’s review of Movement in plants [Nation 32 (1881): 17–18].
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Asa Gray
Date:
29 Jan [1875]
Source of text:
DAR 153: 165
Summary:
Asks AG to forward [unspecified] enclosure to Chauncey Wright.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
22 May 1855
Source of text:
DAR 106: D1–D2
Summary:
Has filled up CD’s paper [see 1674].
Distribution and relationships of alpine flora in U. S.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
30 June 1855
Source of text:
DAR 165: 92a
Summary:
Sends a list of "close" species from his Manual of botany.
Hopes Hooker or CD will write an essay on species. Discusses some of the difficulties of defining botanical species.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
[early Aug 1856]
Source of text:
DAR 165: 93
Summary:
Believes intermediate varieties are generally less numerous in individuals than the two states that they connect.
Discusses the difficulties of deciding what is the typical form of a species
and gives some opinions on the variability of introduced species compared with indigenous species.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
23 Sept 1856
Source of text:
DAR 165: 94
Summary:
Plants that are social in the U. S. but are not so in the Old World.
Distribution of U. S. species common to Europe.
Gives Theodor Engelmann’s opinion on the relative variability of indigenous and introduced plants and notes the effects of man’s settlement on the numbers and distribution of indigenous plants.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
4 Nov 1856
Source of text:
DAR 165: 95
Summary:
Outlines the ranges of northern U. S. species common to Europe. Hopes to investigate the resemblances between the floras of the north-eastern U. S. and western Europe. Discusses routes by which alpine plants appear to have reached U. S.
Contributor:
Darwin Correspondence Project
From:
Asa Gray
To:
Charles Robert Darwin
Date:
16 Feb 1857
Source of text:
DAR 165: 96
Summary:
Discusses the ranges of alpine species in U. S. and considers the possible migration routes of such species from Europe.
Lists those U. S. genera which he considers protean and describes the U. S. character of some genera which are protean in Europe.
Describes how he distinguishes introduced and aboriginal stocks of the same species.
Contributor:
Darwin Correspondence Project
From:
Hewett Cottrell Watson
To:
Asa Gray
Date:
13 Mar 1857
Source of text:
DAR 181: 36
Summary:
Describes problems of classifying species in highly variable genera. Lists highly variable genera. Comments on the list of Asa Gray. Says species may be made to appear more or less variable according to whether a genus is divided into few or many species.
Contributor:
Darwin Correspondence Project