RECORD: Darwin, C. R. 1865. Oxalis speciosa. CUL-DAR109.B10. 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).


[B10]

Oxalis speciosa — 1865

Long-styled

own-two pollens. Black Thread 1+1 & 4 = 5 6

{Pollen of long stamens of short-styled (White thread) 1 & III = 4

(Used)

Short-styled

own two pollens — Black Thread 2 both all failed

By pollen of shortest stamens of short Long-styled, white Thread} 1.

à This set a pod, but all the seeds were lost.

[B10v]

à Long-styled O. speciosa (1865)

White Thread

65

48 Heteromorphic

66

by pollen of long stamen of short-styled

3/4 set

Black Thread by own two pollens

9 but I believe many seed lost)

pod, but all seed lost)

45 perfect pod with no seed lost

Homomorphic

3/6 set

The pods with white thread all looked much larger than those with black Thread.—

(Used)

I shall have to try latter each in some own form it is sterile, with pollen of its own shortestanthers or anthers most unlike in length. I think most trials had better be made on some own form—


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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 1 February, 2023