RECORD: Darwin, Francis. 1874.07.06. Trifolium pannonicum. CUL-DAR209.12.175. 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-DAR209.12 contains material for Darwin's book Movement in plants (1880).

[175]

July 6.74

Syringed Trifolium pannonicumwith water at 71° — No effect— Temp of day 61

Syringed— Tri: repens, pannonicum resupinatum incarnatum, repens fragiferum.

Did not wake up for in 1/2 hr but in 2 hrs 20' was quite awake

alsike "Trefoil" Ochroleukcum & "common red" with water at 43° & 45° with no effect except "common red", many of the leaflets of which move slightly, & 3 leaves had in a few minutes all 3 leaflets vertical, but the terminal one did not turn over like a roof

 

All these clover were syringed w water at temp of air w no effect.

I also immersed for abt 1/4 hr leaves of T. incarnatum repens, fragiferum & resupinatum in water at 46° w no effect

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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 2 September, 2023