The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. 1877.10.04-05. Oxalis acetosella / Proof sheet of Forms of flowers, p. 90, published p. 177. CUL-DAR209.14.71-73. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 7.2023. 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-DAR209.14 contains material for Darwin's book Movement in plants (1880). Proof sheet of Forms of flowers, p. 90, published p. 177.

[CUL-DAR14.69-70]

[71, 72 & 73]

Oxalis acetosella Oct 1877

sleep-movements

Fig 155

(Same scale 5 sets of lettering: my lines are very badly drawn; you will have to make several of them curved.)

(Oxalis acetosella: ~~circumnutated~~ circumnutation & sleep move a nearly full-grown leaf with filament attached along mid-rib of one of leaflets; circumnutation traced on vertical glass, during 20h. 45m.)

Oxalis acetosella when asleep (same scale no lettering) (at night) Oxalis 155 B

(Oxalis acetosella; movement of leaflet when asleep, traced on vertical glass) during 3h 40m

[73v]

[Proof sheet of Forms of flowers, p. 90, published p. 177.]

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