Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Charles Darwin
page 303 of 636 (47%)
page 303 of 636 (47%)
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tallest crossed plants and the twenty tallest self-fertilised plants
were selected and measured on the 11th of November to the extremities of their leaves, as shown in Table 6/90. Of the twenty crossed plants, twelve had flowered; whilst of the twenty self-fertilised plants one alone had flowered. TABLE 6/90. Nicotiana tabacum. Plants raised from the same seeds as in the last two experiments, but sown separately in the open ground, so as not to compete together. Heights of plants measured in inches. Column 1: Kew-crossed Plants, from pot 2, Table 6/87. Column 2: Plants of the fourth Self-fertilised generation, from pot 2, Table 6/87. Column 3: Kew-crossed Plants, from pot 5, Table 6/87. Column 4: Plants of the fourth Self-fertilised generation, from pot 5, Table 6/87. 42 2/8 : 22 6/8 : 54 4/8 : 34 4/8. 54 5/8 : 37 4/8 : 51 4/8 : 38 5/8. 39 3/8 : 34 4/8 : 45 : 40 6/8. 53 2/8 : 30 : 43 : 43 2/8. 49 3/8 : 28 6/8 : 43 : 40. 50 3/8 : 31 2/8 : 48 6/8 : 38 2/8. 47 1/8 : 25 4/8 : 44 : 35 6/8. 57 3/8 : 26 2/8 : 48 2/8 : 39 6/8. |
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