RECORD: Darwin, C. R. [1874]. Drosera Sugar / Left leaf not affected. CUL-DAR57.32. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Text prepared and edited by John van Wyhe. 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. The volumes CUL-DAR 54-61 contain material for Darwin's book Insectivorous plants (1875).


32

May 19th /74/    7O 42' A.m.    Ph. of Amm 1 gr to 3 oz.

3 sticks with whit paper Heads 1/2 minims ph

   3 leaves —    about This sol. makes glands dark red.

9. (No' 2) some inflection (a trace in others)

4O 30'    some inflection in other, but strongest in no 2—

May 20th    7O 45' (1) with sub-marginals inflected & bit if lam. inflected

   ― (2)    ― ― /

   ― (3)    do. with some marginals. & lam. a little inflected

― 4O 30'    in about same state

May 21. 8O A.m    almost fully reexpand. — still trace of inflection in one or two

 

Also 2 on leaves (with double bent pin) on which had just had drops of water for 23O.

   11O 5 I think little effect

   4O 30' strongly marked inflection in 1 — feeble in other pale leaf

May 20' 7O 45' (1) closely inflected & lamina. strongly (2) green leaf, only slightly affected.

― 4O 30; (1) beginning to reexpand. (2) very slightly affected.

(May 21'    8O. (1) fully reexpanded; the 2d almost fully reexpanded.—)

  

over

 

32v

3 oz (x) 8 [=] 24 dracm (x) 60 ounce [=] 2880    1/2880 of a grain


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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 30 November, 2025