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From Isaac Anderson-Henry   17 January 1863

Summary

Thanks for "Two forms of Primula" [Collected papers 2: 45–63].

Praise for Orchids.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  17 Jan 1863
Classmark:  DAR 159: 60
Letter no:  DCP-LETT-3924

To Isaac Anderson-Henry   20 January [1863]

Summary

Discusses hybrid strawberry–raspberry

and his research on Primula and Linum.

Suggests breeding experiments.

Doubtful about Donald Beaton’s statement about Pelargonium.

Mentions experiments on peloric flowers.

Author:  Charles Robert Darwin
Addressee:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Date:  20 Jan [1863]
Classmark:  DAR 145: 1
Letter no:  DCP-LETT-3929

From Isaac Anderson-Henry   26–7 January 1863

Summary

Has done extensive plant hybridisation: strawberry, raspberry, Rhododendron.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  26–7 Jan 1863
Classmark:  DAR 159: 61
Letter no:  DCP-LETT-3948

From Isaac Anderson-Henry   31 January 1863

Summary

Thanks for CD’s experimental suggestions. Will count seeds of hybrid crosses.

Requests suggestions for Edinburgh Botanical Society expedition to British Columbia.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  31 Jan 1863
Classmark:  DAR 159: 62
Letter no:  DCP-LETT-3958

To Isaac Anderson-Henry   2 February [1863]

Summary

Suggests collecting seeds at different heights from British Columbia.

Describes experiment on seeds from short anthers.

C. V. Naudin writes he has discovered cause of hybrid sterility.

Author:  Charles Robert Darwin
Addressee:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Date:  2 Feb [1863]
Classmark:  DAR 145: 2
Letter no:  DCP-LETT-3964

From Isaac Anderson-Henry   14 February 1863

Summary

On holiday; cannot answer CD’s questions.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  14 Feb 1863
Classmark:  DAR 159: 63
Letter no:  DCP-LETT-3985

From Isaac Anderson-Henry   17 April 1863

Summary

Has done Primula polyanthus experiment CD suggested.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  17 Apr 1863
Classmark:  DAR 159: 64
Letter no:  DCP-LETT-4105

From Isaac Anderson-Henry   24 April 1863

Summary

Bryanthus erectus, said by [D. D.?] Cunningham to be a hybrid, has been found wild in North America.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  24 Apr 1863
Classmark:  DAR 159: 65
Letter no:  DCP-LETT-4126

To Isaac Anderson-Henry   2 May [1863]

Summary

Convinced length of stamens has no relation to powers of fertilisation in many plants.

Suggests experiments on Pelargonium and Phlox.

Advises about use of microscope.

Author:  Charles Robert Darwin
Addressee:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Date:  2 May [1863]
Classmark:  DAR 145: 3
Letter no:  DCP-LETT-4136

From Isaac Anderson-Henry   7 May 1863

Summary

CD is right on heterostyly in Primula. High praise. Has confirmed it with Primula polyanthus.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  7 May 1863
Classmark:  DAR 159: 66
Letter no:  DCP-LETT-4146

From Isaac Anderson-Henry   16 May 1863

Summary

Sends sprig of Linum luteum corymbiflorum [?]. CD is right about its being dimorphic.

Will try some odd strawberry crosses this summer.

Author:  Isaac (Henry, Isaac Anderson) Anderson-Henry
Addressee:  Charles Robert Darwin
Date:  16 May 1863
Classmark:  DAR 110: 24
Letter no:  DCP-LETT-4168
Document type
letter (11)
Correspondent
Date
1863
01 (4)
02 (2)
04 (2)
05 (3)
letter