The chief idea of the latter book is the existence of Idioplasm, a part of protoplasm serving for hereditary transmission. (From Dr. D.H. Scott's article in "Nature," October 15th, 1891, page 580.) -Darwin on his work. -Essay on Natural Selection. -on Hieracium. -"Ueber Entstehung und Begriff der naturhistoriscehn Art." -Weismann on work of. -on arrangement of leaves. -criticism of Darwin. -on innate principle of development. -on physiological nature of useful adaptations in plants.
Napier, Rt. Hon. J.R., speech at British Association (1861) on Darwin's work.
Naravelia.
Narborough, Sir J., description of W. coast of S. America by.
Nascent organs, rudimentary and. -wing of Apteryx as.
Natural classification.
"Natural Conditions of Existence," Semper's.
Natural History, Darwin's taste for. -Darwin's contributions to. -accuracy the soul of. -Darwin urges F. Muller to write book on.
Natural History Collections, enquiry as to disposal by British Museum Trustees of.
"Natural History Review," Lord Avebury on Walsh's paper on dimorphism. -Bentham in the. -Darwin's opinion of. -Darwin reviews Bates in. -Falconer in the. -founding of. -Huxley and.
"Natural Inheritance," Galton's.
Natural preservation, as substitute for Natural Selection.
"Natural Science," A.S. Woodward on Neomylodon in.
Natural Selection, accumulation of varieties by. -and adaptation in orchids. -Allen on slowness of action. -Angraecum in relation to. -Ansted on. -applied to politics. -and artificial. -Bates' belief in. -Bronn on. -comparison with architecture. -with force and matter. -with laws of gravity. -conservative influence of. -Cope's and Hyatt's views on. -Darwin accused of making too much of a Deus of. -Darwin's anxiety not to overestimate effect of. -Darwin lays stress on importance of. -Darwin on use of term. -deification of. -and direct action. -Eocene or Secondary organisms would be beaten in competition with recent on theory of. -and external conditions. -Falconer on. -and fertility. -Asa Gray on. -Harvey misunderstands Darwin's meaning. -Haughton partially admits. -Hooker thinks Darwin probably rides too hard his hobby of. -Hooker on supposed falling off in belief in. -Hooker and Bates believe in. -Huxley's belief in. -Huxley gives in a lecture inadequate idea of. -Hyatt and Cope on. -importance of. -Lamont on. -Lyell on. -and monstrosities. -Nageli's Essay on. -no limit to perfection of co-adaptations produced by. -non-acceptance of. -objections to. -"plants are splendid for making one believe in." -possibility of race of bears being rendered aquatic through. -with the principle of divergence the keystone of "Origin." -production of thorns through. -tends to progression of organisation. -providential arrangement and superfluity of. -struggle between reversion, variability and. -Scott on. -slowness of action. -and sterility. -success of. -tails of mice a difficulty as regards. -Sir W. Thomson's misconception of. -uses of. -value of. -and variation. -variation of species sufficient for selection and accumulation of new specific characters by. -and useful characters. -Wallace on. -Watson on. -applied to man and brutes. -Australian savages and. -beauty and. -Darwin on action of. -Darwin's historical sketch in "Origin" of. -difficulties of. -Donders nearly preceded Darwin in views on. -evolution of man from point of view of. -Owen's attitude towards. -primogeniture destructive of. -Sexual Selection less powerful than. -Wallace attributes theory entirely to Darwin. -Wallace on brain and.
Naturalisation, of European plants. -of plants in India. -of plants in islands.
Naturalised plants, Bentham on. -comparison of variability of indigenous and. -De Candolle on. -variability of. -fewness of American species of, in Britain.
"Naturalist in Nicaragua," Belt's. -Belt's account of honey-glands of plants in.
"Naturalist on the Amazons," Bates'. -Darwin's opinion of.
Naturalists, views on species held b