RECORD: Darwin, C. R. n.d. Mid-styled / Short-styled / Long-styled / Illegitimate Unions. CUL-DAR109.B106-B109. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 12.2022. 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).


[B106]

Mid-styled

Legitimately fertilised by mid-length stamen of long-styled

65 [+] 52 [+] 74 [=] 191 [÷] 3} 63.6

Leg. fert by pollen of mid-length stamen of short-styled

61 [+] 62 [+] 73 [+] 29 [=] 225 [other calculations not transcribed]

Illegitimately fertilised

9 flowers fert by both own pollen mixed together

2/9 yielded 28 [+] 10 [=] 38 — average 19 seeds

12 flowers by pollen of longest stamens of short-styled 1/12 set 1 with g good

The only other possible illeg. union not tried

[B107]

Short-styled

Legitimately fert by pollen 3 flowers by pollen of shortest stamen of short mid-styled

0 [+] 69 [+] 65 [=] 134 ave 67

Legitimately fertilised by pollen of shortest stamens of long-styled [calculation not transcribed] average 54.3

Illegitimate

by own longest stamens 1/5 = g seed

by own mid-length stamen 0 0 0 (count of amt to be sport ─ call — problem & yet none set spontaneously)

13 flowers with both own pollen 0

seven flowers by pollen of longest stamens of mid styled 0

10 flowers by pollen of mid-length stamen of long-styled 1/10 — 54 seed

Summary legitimate [data not transcribed]

Summary illegitimate [data not transcribed]

[108]

O. speciosa Long-styled

Long-styled by pollen of longest stamens of short-styled

[data not transcribed]

Illegitimate

own-form mid-length stamen

2/9 set 44 [+] 41 [=] 85 average 42.5

own form shortest stamen

0/7 0/7 11 fertilised & produced 0

Four flowers fert by shortest stamens of midstyled 0

Twelve flower fert by mid-length stamen of short-styled

5/12 set 32 [+] 41 [+] 26 [+] 21 [+] 30 [=] 150 — 30.0 seed per pod

[B109]

[data not transcribed]


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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