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To Hermann Müller   5 May 1873

Summary

Comments on HM’s book [Die Befruchtung der Blumen (1873)]. Particularly glad to read historical sketch and discussion of work of C. K. Sprengel.

Author:  Charles Robert Darwin
Addressee:  Heinrich Ludwig Hermann (Hermann) Müller
Date:  5 May 1873
Classmark:  DAR 146: 434
Letter no:  DCP-LETT-8901

To Hermann Müller   30 May 1873

Summary

Further comments on HM’s [Befruchtung der Blumen (1873)].

Author:  Charles Robert Darwin
Addressee:  Heinrich Ludwig Hermann (Hermann) Müller
Date:  30 May 1873
Classmark:  DAR 146: 435; Krause 1884
Letter no:  DCP-LETT-8929

From Hermann Müller   28 February 1873

Summary

Sends his book [Die Befruchtung der Blumen (1873)]. Hopes CD will publish an opinion of it.

Author:  Heinrich Ludwig Hermann (Hermann) Müller
Addressee:  Charles Robert Darwin
Date:  28 Feb 1873
Classmark:  DAR 171: 299
Letter no:  DCP-LETT-8791

From Hermann Müller   19 May 1873

Summary

Praises Expression.

Reports on Fritz Müller’s observations of cross- and self-fertilisation. HM will cultivate the two forms [i.e., mainly self-fertilised and mainly cross-fertilised] in the way CD has described.

He continues his observation of wild flowers. Encloses drawing of Viola tricolor with notes on its self-fertility.

Author:  Heinrich Ludwig Hermann (Hermann) Müller
Addressee:  Charles Robert Darwin
Date:  19 May 1873
Classmark:  DAR 76: B181–2, DAR 77: 139
Letter no:  DCP-LETT-8907

From Hermann Müller   12 May 1873

Summary

Thanks for CD’s praise of his book [see 8901].

Author:  Heinrich Ludwig Hermann (Hermann) Müller
Addressee:  Charles Robert Darwin
Date:  12 May 1873
Classmark:  DAR 171: 300
Letter no:  DCP-LETT-8909

From Hermann Müller   27 May 1873

Summary

Poa annua shows putative evidence of nectar secretion in grasses. He will continue observations as CD requests.

Author:  Heinrich Ludwig Hermann (Hermann) Müller
Addressee:  Charles Robert Darwin
Date:  27 May 1873
Classmark:  DAR 171: 301
Letter no:  DCP-LETT-8923

From Hermann Müller   10 June 1873

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Summary

Reports on insects fertilising Viola tricolor and on the fertilisation of the two wild forms [see Cross and self-fertilisation, p. 124 n., 125].

Author:  Heinrich Ludwig Hermann (Hermann) Müller
Addressee:  Charles Robert Darwin
Date:  10 June 1873
Classmark:  DAR 77: 154–5
Letter no:  DCP-LETT-8941

From Hermann Müller   1 July 1873

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Summary

Sends a note on R. Caspary’s observations of Corydalis self-fertilisation [see Cross and self-fertilisation, p. 331].

Has begun his experiments on the self- and cross-fertilised flowers.

Author:  Heinrich Ludwig Hermann (Hermann) Müller
Addressee:  Charles Robert Darwin
Date:  1 July 1873
Classmark:  DAR 76: B184
Letter no:  DCP-LETT-8961

From Hermann Müller   25 August 1873

Summary

Fritz Müller is now working on the Brazilian honey-bees (Melipona and Trigona).

HM thanks CD for fertilisation references.

Author:  Heinrich Ludwig Hermann (Hermann) Müller
Addressee:  Charles Robert Darwin
Date:  25 Aug 1873
Classmark:  DAR 171: 302
Letter no:  DCP-LETT-9028
Document type
letter (9)
Correspondent
Darwin, C. R.[X]
Müller, Hermann[X]
Date
1873
02 (1)
05 (5)
06 (1)
07 (1)
08 (1)
letter