• Darwin Archive | 'Cross and self fertilisation': portfolios, 1840s-1876 | 'Cross and self fertilisation': observations on insects visiting flowers and 'Cross and self fertilisation' experiments, 1840s-1860s | Insect visits and/or cross and self-fertilisation experiments; Dichogamy. | Cabbages / Prepotency / 10h 45 put plenty of pollen on 3 lately opened flowers already apparently with own pollen on of Ragged Jack, 1862-05-24 | Cabbages / Prepotency / 10h 45 put plenty of pollen on 3 lately opened flowers already apparently with own pollen on of Ragged Jack, 1862-05-24

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