RECORD: Darwin, C. R. [1863-1864]. Mid-styled (castrated) / Short-styled Lythrum under net / Short-styled. CUL-DAR27.2.B39-B43. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 12.2022. 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 folder CUL-DAR27.2 contains notes for and the draft of Darwin's paper 'On the sexual relations of the three forms of Lythrum salicaria'. 1864-5. F1731.
[39]
Mid-styled (castrated) Fertilise some branch with fresh pollen
White thread, own green pollen of long stamens
||| | |||||| ||| = 9
X 9.
Black thread own yellow pollen of short stamens
Doubt this
||| | |||||||| = 8 ( or 9 ?)
X 9
White worsted by green pollen of long stamen of Short-styled
4) || | ||||||||| = 9
X 8
Black worsted by yellow pollen of short stamens of Short-styled
3) || | ||||||| = 7 ✔
X 5
White silk by pollen of long stamen of long-styled
2 ||| | | |||||| = 6 ✔
X 4
Black silk by pollen short stamen of long-styled
||| | |||||||||| = 10 ✔
X 9
/over
[39v]
a few were fresh fertilised without castration & have bit of purple worsted tied to thread
[40]
Short-styled Lythrum under net 1864 counted
Plant E
Black silk 56 ✓ — long-styled Heteromorphic a
do 88 ✓
do 112 ✓
do 111 ✓
do — 62 ✓
do — 100 ✓
White silk 23 ✓ long-stamen of long-styled
do do 14 ✓
(Plant D short-styled)
Black worsted — 69 ✓ — mid-styled heteromorph
do — 69 ✓
Self-fertilised — 30
Black worsted — 53 ✓
Black thread — 21 ✓ own yellow pollen of shorter stamen
Black wool — 9 ✓
Black thread — 9 ✓
[41]
Short-styled castrated
White thread, own green pollen of long stamen
2. 1. | ||||||| = 7
X 7
Black thread own pollen of short-stamens
1. 1. 1. | ||||||| = 7
X 7
White worsted green pollen of long stamen of mid-styled
|||| | |||||| = 6 ✔
X 6
Black worsted yellow poll. of short st. of mid-styled
3. ||| | ||||‹||›||| = 7 ✔
X 6
White silk yellow poll. of long stamens of long-styled
|||| | |||||| = 6 ✔
X 6
Black Silk yellow poll. of short stamen of long-styled
1. |.|.||| | |||||| = 6 ✔
X 6
[42]
Short-styled Devon Plant— covered under separate net.—
Black Wool — (1) 93
Black Silk X 69
Not fertilised 20 —{very poor seeds, shrivelled, I doubt whether one is good
do — 6 = {
Black Silk X 61
Black Wool (2) 77
Black Silk X 88
Black Cotton or S 64 — {I have no doubt I crossed by mistake
Black Silk X 66
Black Wool (4) 43
Two branches with all flower fertilised with own pollens set not one pod.—
[43]
Long-styled, castrated
White thread own pollen of long stamens
(5) (2) 1 | 1863.
1862 | ||||||| = 7 ✔
X 5
Black thread, own pollen of short stamens
((5) (3)) | 1863
1862 | ||||||| = 7
X 5
White worsted green pollen of long stamen of Mid-styled
||||| | |||||||| = 8 ✔
X 7
Black worsted yellow pollen of short stamens of mid-styled
||||| | ||||||||| = 9 ✔
X 7
White silk, & matting green pollen of long stamens of Short-styled
(5)) —(mat) | | ||||||| = 7 ✔
7
Black silk, yellow pollen of short stamen of short-styled
3) (string) | | |||||||| = 8 ✔
8
[43v]
July 31 63. under Net
I have marked
long-styled 3 string
Mid styled 2 string
Short-styled 1 string.—
(134 flowers crossed this year)
Of Homomorphic seedlings — 3 long-styled now in flower, (with (other plants now all cut down—) marked white worsted.
One Homomorphic mid-styled also thus marked.
Now whether the other flowers & are visited by Bees, they will be a now heteromorphic cross of Homomorphic seedlings
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 8 December, 2025