On the Origin of Species by Means of Natural Selection, Or, The Preservation of Favoured Races in the Struggle for Life |
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Page 28
66 florists ' flowers , when the flowers of the present day are compared with drawings made only twenty or thirty ... flowers in the different varieties of the same species in the flower - garden ; the diversity of leaves , pods , or ...
66 florists ' flowers , when the flowers of the present day are compared with drawings made only twenty or thirty ... flowers in the different varieties of the same species in the flower - garden ; the diversity of leaves , pods , or ...
Page 80
... flowers , had been rendered highly attractive to insects , they would , unintentionally on their part , regularly carry pollen from flower to flower ; and that they can most effectually do this , I could easily show by many striking ...
... flowers , had been rendered highly attractive to insects , they would , unintentionally on their part , regularly carry pollen from flower to flower ; and that they can most effectually do this , I could easily show by many striking ...
Page 85
... flowers on the same plant . How , then , comes it that such a vast number of the seedlings are mongrelized ? I ... flowers , it may be objected that pollen could seldom be carried from tree to tree , and at most only from flower to ...
... flowers on the same plant . How , then , comes it that such a vast number of the seedlings are mongrelized ? I ... flowers , it may be objected that pollen could seldom be carried from tree to tree , and at most only from flower to ...
Contents
VARIATION UNDER DOMESTICATION | 6 |
VARIATION UNDER NATURE | 38 |
STRUGGLE FOR EXISTENCE | 52 |
Copyright | |
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Common terms and phrases
accumulated adapted affinities allied species amount analogous ancient animals appear archipelago become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common parent continuous crossed crustaceans degree difficulty distant distinct species divergence domestic doubt eggs embryo endemic Europe existing exterminated extinct extremely facts favourable fertility flower formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hermaphrodites hybrids hybrids produced important increase in number individuals inhabitants inherited insects instance instincts intercrossing land larvæ less living male mammals manner migration modification modified descendants natural selection naturalists nearly nest occasionally oceanic islands offspring perfect pigeons pistil plants pollen present probably produced progenitor ranked reciprocal crosses remarked resemblance seeds sexual selection Silurian slight South America sterility structure struggle successive suppose swimbladder theory tion trees variability variations vary whole widely