RECORD: Darwin, C. R. 1862.05. Rhododendron Boothii from Boston has yellow flowers / notes on drainage system at Down House. CUL-DAR49.72. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and John van Wyhe, edited by John van Wyhe 1.2022. RN2
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-DAR49 contains notes for Natural selection chap. 3 on 'On...organic beings occasionally crossing' or dichogamy.
[72]
May/62/ Rhododendron Boothii from Boston, has yellow flowers hanging down, but not more than some other kinds & instead of pistil being upturned, as generally, is turned down at right angles - great anomaly — unless nectar is secreted on lower sides of flower
Dichogamy
[72v]
[sketch] pipe
D. level of pool dam
W. level of well
R rain
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 6 January, 2026