RECORD: Darwin, C. R. & Francis Darwin 1877.03. Primula vulgaris. CUL-DAR110.A14. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2023. RN1
NOTE: 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). See record in the Darwin Online manuscript catalogue, enter its Identifier here.
[14]
March 1877
Primula veris vulgaris
Relative length of pistils in the 2 forms measured from top of ovary to top of stigma as 100 to 51.4
The stigma of longstyled is decidedly more globose
[sketch] short-styled long-styled
The two stigma are of the same width but the length of the short styled in smaller in the proportion of 60 li 75 or 80 to 100
The stigma of long styled is much more papillose, the difference being clearly visible with simple lens
The relative length of styles without stigmas is as 100 to 48.4
The short-styled pollen is to long-styled in diameter (when swollen by water ) as 100 to 71
Long-styled pollen-grains is are more transparent (in water) & is are when dry decidedly narrower in proportion to their length than the short-styled grains
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 19 April, 2023