RECORD: Darwin, C. R. 1863.06.26-1863.07.12 Peloric / Antirrhinum majus. CUL-DAR51.B18-B19. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2022. 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.
[B18]
Peloric Antirrhinum majus June 26 63
[insertion:] var. Wonder
Corolla narrow tubular with contracted mouth closed by yellow lips to petals & much wool - 6 sepal, 4 regular petals, with a fifth larger tipped with white & deeply bifid, so may be said to be 6. 6 large anthers reaching some way up tube - with stigma some way below. = It is a wonderful pelorism.
28th castrated 2 flowers safely. 30th fertilised both with pollen of red common fl. white thread. V
July 3d fertilised 2 fl with own pollen Black thread V
(July 5 one has shanked off)
& castrated most carefully 5 flowers of
July 6 {1 Peloric fl. white with pollen of common form.
{1 do Black thread with own pollen. V
July 8th One flower by pollen of common. A: White Th V
-- 10 Two flowers by pollen of Common White Th V
(An old flower with black th. I touched by accident with pollen of common; now marked by 2 black threads
[B18v]
The peloric flowers stand nearly upright with 6 regular small red petal & 6 yellow prominent lips or projections at mouth of corolla, which within is surrounded by wool. Wonderfully regular flowers.
July 12 3 fl. with own pollen Black thread V
14 4 fl. do do V
20 3 fl do do V
N.B all the flowers not marked on same stem & above threads have been self-fertilised without insects
[B19]
July 3d castrated most carefully 4 flowers of common red Antirrhinum.
6th fertilised six flowers with pollen of peloric white wool
July 8 + one = 7 flowers altogether.
1 fl with own pollen black & white wool
N. B. the 2 lower anther are in contact with pistil & will self-fertilise it.
The artificially one fert. flower produced more seed than any others.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022