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To Wilhelm Behrens   29 August [1878]

Summary

Thanks him for ["Beiträge zur Geschichte der Bestäubungstheorie", in Program der Königlichen Gewerbeschule zu Elberfeld, 1877/78 (1879)]. Agrees with appreciation of Carl Sprengel’s work. Rejoices how highly GWJB appreciates Hermann Müller.

Author:  Charles Robert Darwin
Addressee:  Georg Wilhelm Julius (Wilhelm) Behrens
Date:  29 Aug [1878]
Classmark:  Niedersächsisches Landesarchiv – Standort Wolfenbüttel (VI Hs 11 nr. 12)
Letter no:  DCP-LETT-11678

From Wilhelm Behrens   11 October 1878

Summary

Thanks for CD’s remarks on and agreement with his paper on history of pollination theories [see 11678].

Will shortly send his essay on the anatomy of nectaries in flowers [see 12300].

Author:  Georg Wilhelm Julius (Wilhelm) Behrens
Addressee:  Charles Robert Darwin
Date:  11 Oct 1878
Classmark:  DAR 160: 123
Letter no:  DCP-LETT-11723

From Wilhelm Behrens   8 November [1879]

Summary

Sends copy of his article ["Die Nectarien der Blüthen", Flora 62 (1879): 2–11, 17–27, 49–54, 81–90, 113–23, 145–53, 233–40, 241–7, 305–14, 369–75, 433–8, 449–57].

GWJB’s experiments inspired by reading CD’s botanical works.

Author:  Georg Wilhelm Julius (Wilhelm) Behrens
Addressee:  Charles Robert Darwin
Date:  8 Nov 1879
Classmark:  DAR 160: 124
Letter no:  DCP-LETT-12300

To Wilhelm Behrens   10 November 1879

Summary

Thanks GWJB for work on nectaries ["Anatomisch-physiologische Untersuchungen der Blüthen-Nectarien", Flora (1878): 454–60].

Author:  Charles Robert Darwin
Addressee:  Georg Wilhelm Julius (Wilhelm) Behrens
Date:  10 Nov 1879
Classmark:  Niedersächsisches Landesarchiv – Standort Wolfenbüttel (VI Hs 11 nr. 12)
Letter no:  DCP-LETT-12305
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letter (4)
Correspondent
Date
1878 (2)
1879 (2)
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