RECORD: Darwin, C. R. n.d. Borage- Plant now in first flower [calculations]. CUL-DAR79.144-145. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/).

REVISION HISTORY: Transcribed and edited by John van Wyhe 6.2025. 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.


144

(107

Borage

Aug 5. 1869—    Plants now in full flower

Crossed flowered first

*

 do    do    do 82 6/8  84 6/8 84 6/8

145

107

82.75 [÷] 4 [=] 20.68 Average    85 [÷] 4 [=] 21.25 Average

* taken as 20 ½

84.75 [÷] 4 [=] 21.18

146

(108

Limnanthes grandiflora— 1868.

12 fl. crossed yielded only 5 pods with 17 seed, ie average of 3.4. with max. of 5 & min. of I

15 fl. self-fert. & yielded 10 pods, but these contained only 25 seed, ie average of 2.5 with max. of 4. & min of I. — So do not set so freely when crossed, but yield more seed; not enough to judge by The set plentifully spontaneously under net..—

(May 16— 1869    Yong plants, 3 inches high t tips of leaves, th crossed look rather in advance.)

June 5. measured to tips of Leaves

Pot. Crossed Self

measured to tips of leaves

I 6 4/8 5 4/8 6 7/8 6 1/8 6 7/8 6 7/8

II 6 6/8 5 1/8 7 5/8 6 2/8 7 6/8 6 1/8

III 7 5/8 3 3/8 8 1/8 6 6/8 8 7 1/8

IV 7 2/8 6 3/8 6 7/8 5 7/8 7 7/8 6 6/8  

V 7 4/8 6 5/8 7 4/8 6 4/8 7 3/8 6  4/8

[=] 116 7/8 97 2/8

146v

Aug 2d /69/ There seem no clear difference in fertility between crossed & self side all plants well covered with pods.

(In Pot I, II , III & V the crossed plants flowered first; but in Pot IV self-flowered first.)

147

108

116.875 [÷] 16 [=] 7.30 Average

97.25 [÷] 16 [=] 6.07 Average


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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 11 June, 2025