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To Isaac Anderson-Henry   20 January [1863]

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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 Anderson; Isaac Anderson Henry
Date:  20 Jan [1863]
Classmark:  DAR 145: 1
Letter no:  DCP-LETT-3929

To Isaac Anderson-Henry   2 February [1863]

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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 Anderson; Isaac Anderson Henry
Date:  2 Feb [1863]
Classmark:  DAR 145: 2
Letter no:  DCP-LETT-3964

To Isaac Anderson-Henry   2 May [1863]

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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 Anderson; Isaac Anderson Henry
Date:  2 May [1863]
Classmark:  DAR 145: 3
Letter no:  DCP-LETT-4136

To Isaac Anderson-Henry   22 May [1867]

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Summary

Obliged for case of grafted ash.

Asks about pods of Arabis.

Would like to borrow Maillet [Telliamed (1750)].

Author:  Charles Robert Darwin
Addressee:  Isaac Anderson; Isaac Anderson Henry
Date:  22 May [1867]
Classmark:  DAR 145: 4
Letter no:  DCP-LETT-5545
Document type
letter (4)
Author
Darwin, C. R.disabled_by_default
Correspondent
Anderson Henry, Isaacdisabled_by_default
Anderson, Isaacdisabled_by_default
Darwin, C. R. (4)
Date
1863 (3)
1867 (1)