RECORD: Darwin, C. R. n.d. Long-styled Lythrum A under net (experimental observations). CUL-DAR27.2.B54. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed and edited by John van Wyhe. RN2

NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library & 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.


B54

Long-styled Lythrum   A under net  (1864

Self-fertile — 4. ✔
   do —    6. ✔
White wool — 45 ✔
Self-fert — 7. ✔
White silk — 114 ✔
   do —    104 ✔
   do —    119 ✔
White wool — 41 ✔
White silk — 96 ✔
Self-fert — 4 ✔
   do —    2 ✔
White silk — 99 ✔
   do —    131 ✔
   do —    116 ✔
White wool    53 ✔

16 [÷] 3 [=] 5.3

Self fertile

4 [+] 6 [+] 7 [+] 4 [+] 2 [=] 23 [÷] 5 [=] 4.6 per pod

B54v

Lythrum long-styled, fert. by Bees in Potato field—    April — 1864

26 [+] 20   [+]  (1) omit [+] 7 [+] 20 [+] 20 [+] 24 [+] 30 [+] 12 [+] 35 [+] 12 [+] 27  (11)  [+] 29 [+] 21 [+] 23 [+] 29 [+] 19 [+] 19 [=] 373

Brgt for 373[+] 10 [+] 13 [+] 35 [=]  431 [÷] 20 [=] - 21.5  average percentage of seed omitting one capsule with 1 seed alone
Pods gathered indiscriminate

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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 27 November, 2025