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To Friedrich Ludwig   1 August 1877

Summary

Much obliged for account of cleistogamic flowers.

Author:  Charles Robert Darwin
Addressee:  Friedrich Ludwig
Date:  1 Aug 1877
Classmark:  American Philosophical Society (Mss.B.D25.)
Letter no:  DCP-LETT-11087

To Friedrich Ludwig   29 May 1878

Summary

Thanks FL for the Plantago specimens. FL’s view of the stages by which the plant has become gynodioecious seems very probable.

Author:  Charles Robert Darwin
Addressee:  Friedrich Ludwig
Date:  29 May 1878
Classmark:  DAR 146: 137
Letter no:  DCP-LETT-11534

To Friedrich Ludwig   16 February 1879

Summary

Sends thanks to the Masters for congratulations on his birthday, saying "the approbation & sympathy of one’s fellow-workers in the acquisition of knowledge is the highest possible reward which any man ought to desire".

Author:  Charles Robert Darwin
Addressee:  Friedrich Ludwig
Date:  16 Feb 1879
Classmark:  American Philosophical Society (Mss.B.D25.)
Letter no:  DCP-LETT-11884
Document type
letter (3)
Author
Addressee
Correspondent
Darwin, C. R. (3)
Ludwig, Friedrich[X]
Date
1877 (1)
1878 (1)
1879 (1)
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