RECORD: Darwin, C. R. [1878].06.10-13. Erytherina corollodendron / Draft of Cross and self fertilisation. CUL-DAR209.2.33. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 5.2023. RN1

NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR209.2 contains materials on circumnutation of leaves and stems for Darwin's book Movement in plants (1880). Draft is in the hand of Ebenezer Norman with corrections by Darwin. The text of the draft corresponds to Cross and self fertilisation, p. 366.


[33]

Erytherina corollodendron circumnutation of leaf

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[33v]

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635

Chap. E 10

 

Fumaria officinalis (do) Covered up and unprotected plants apparently produced the same an equal number of capsules, and the seeds of the former seemed to the eye equally good. I have often watched this plant, and so has Hildebrand, and we have never seen an insect visit the flowers. H. Müller has likewise been struck with the rarity of the visits of insects to it, though he has sometimes seen hive-bees at work. The flowers may perhaps be visited by small moths, as we shall see is probably the case with the following species.

Fumaria  capreolata (do) Several large beds of this plant growing wild were watched during many days, but the flowers were never visited by any insects, though a humble-bee was once seen closely to inspected them. Nevertheless as the nectary contains much nectar especially in the evening, I felt sure convinced that they were visited, probably by moths.


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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

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