RECORD: Darwin, C. R. 1863.05.15. Oxalis acetosella imperfect flowers. CUL-DAR111.A46. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2023. 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 volumes CUL-DAR108-111 contain material for Darwin's book Forms of flowers (1877).


[46]

May 15 1863 Oxalis acetosella imperfect flowers - Curious spectacle just seen of minute anthers dehisced along which length & curved of tube emitted along all line, not yet attained stigma.— Pollen 9-11/7000 in diameter

Pollen very scanty in quantity

I find in one set several open flowers (the rosea early flowers long past, but these are smaller & the shorter anther stamen have aborted stamen anther. Pollen of longer stamen considerably beneath stigma— grains of pollen dry 11 to 12/7000 in water 13-14/7000.

In some old M.S. measurement of pollen of earlier common flowers given.


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

File last updated 6 May, 2023