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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1902 Excerpt: ...of plants' self-fertilised for eight generations and then crossed by a fresh stock, compared with the offspring of a plant self-fertilised for eight generations, and then intercrossed with another selffertilised plant of the same generation 84-03 19 12-20 56 fithyrus idoratus--offspring from' two varieties, differing only in colour of their flowers, compared with the self-fertilised offspring of one of the varieties in 2nd generation 62-91 55-31 Table C--continued. Nicotiana tabacum--offspring of plants self-fertilised for three generations and then crossed by a slightly different variety, compared with plants of the 4th self-fertilised generation, grown much crowded in pots, in height Nicotiana tabacum--offspring of plants self-fertilised for three generations and then crossed by a slightly different variety, compared with plants of the 4th self-fertilised generation, grown much crowded in pots, in weight Nicotiana tabacum--offspring of plants self-fertilised for three generations and then crossed bv a slightly different variety, compared with plants of the 4th self-fertilised generation, grown in open ground, in height. Nicotiana tabacum--offspring of plants self-fertilised for three generations and then crossed by a slightly different variety, compared with plants of the 4th self-fertilised generation, grown in open ground, iu weight, Anagallis collina--offspring from a' red variety crossed by a blue variety, compared with the sellfertilised offspring of the red variety 27-62 18-21 63 66 In these three tables the measurements of fifty-seven species, belonging to fifty two genera and to thirty great natural families, are given. The species are natives of various parts of the world. The number of crossed plants, including those derived from a cross...

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