RECORD: Darwin, C. R. & Francis Darwin. n.d. Pontederia / Pistils. CUL-DAR109.B112-B113. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 11.2022. 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. The volumes CUL-DAR108-111 contain material for Darwin's book Forms of flowers (1877).


[B112]

Pontederia

Pistils

length as 100 to 31.73

breadth as 100 long to 80 short

Short-styled

Anther of long stamen to anther of short as 100 to 87.5

Pollen of long stamen to pollen of short as 100 to 87.12

Garden

Pollen of long stamen to pollen of short as 100 to 86.11

[B113]

[calculations not transcribed]

à (see about greater fertility in whole to in [illeg] of stamen)


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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 2 February, 2023