E-text prepared by Steven Gibbs, Keith Edkins, and the Project Gutenberg Online Distributed Proofreading Team (http://www.pgdp.net) Transcriber's note: A few typographical errors have been corrected: they are listed at the end of the text. The Errata on page viii, which were in the original book, have been applied to this e-text. Page numbers within curly brackets (such as {iii} and {27} have been included so that the reader might use the index. THE VARIATION OF ANIMALS AND PLANTS UNDER DOMESTICATION. by CHARLES DARWIN, M.A., F.R.S., &c. IN TWO VOLUMES.--VOL. II. With Illustrations. LONDON: John Murray, Albemarle Street. 1868. The right of Translation is reserved. London: Printed by William Clowes and Sons, Stamford Street, and Charing Cross. {iii} CONTENTS OF VOLUME II. CHAPTER XII. INHERITANCE. WONDERFUL NATURE OF INHERITANCE--PEDIGREES OF OUR DOMESTICATED ANIMALS--INHERITANCE NOT DUE TO CHANCE--TRIFLING CHARACTERS INHERITED--DISEASES INHERITED--PECULIARITIES IN THE EYE INHERITED--DISEASES IN THE HORSE--LONGEVITY AND VIGOUR--ASYMMETRICAL DEVIATIONS OF STRUCTURE--POLYDACTYLISM AND REGROWTH OF SUPERNUMERARY DIGITS AFTER AMPUTATION--CASES OF SEVERAL CHILDREN SIMILARLY AFFECTED FROM NON-AFFECTED PARENTS--WEAK AND FLUCTUATING INHERITANCE: IN WEEPING TREES, IN DWARFNESS, COLOUR OF FRUIT AND FLOWERS, COLOUR OF HORSES--NON-INHERITANCE IN CERTAIN CASES--INHERITANCE OF STRUCTURE AND HABITS OVERBORNE BY HOSTILE CONDITIONS OF LIFE, BY INCESSANTLY RECURRING VARIABILITY, AND BY REVERSION--CONCLUSION ... Page 1 CHAPTER XIII. INHERITANCE _continued_--REVERSION OR ATAVISM. DIFFERENT FORMS OF REVERSION--IN PURE OR UNCROSSED BREEDS, AS IN PIGEONS, FOWLS, HORNLESS CATTLE AND SHEEP, IN CULTIVATED PLANTS--REVERSION IN FERAL ANIMALS AND PLANTS--REVERSION IN CROSSED VARIETIES AND SPECIES--REVERSION THROUGH BUD-PROPAGATION, AND BY SEGMENTS IN THE SAME FLOWER OR FRUIT--IN DIFFERENT PARTS OF THE BODY IN THE SAME ANIMAL--THE ACT OF CROSSING A DIRECT CAUSE OF REVERSION, VARIOUS CASES OF, WITH INSTINCTS--OTHER PROXIMATE CAUSES OF REVERSION--LATENT CHARACTERS--SECONDARY SEXUAL CHARACTERS--UNEQUAL DEVELOPMENT OF THE TWO SIDES OF THE BODY--APPEARANCE WITH ADVANCING AGE OF CHARACTERS DERIVED FROM A CROSS--THE GERM WITH ALL ITS LATENT CHARACTERS A WONDERFUL OBJECT--MONSTROSITIES--PELORIC FLOWERS DUE IN SOME CASES TO REVERSION ... Page 28 CHAPTER XIV. INHERITANCE _continued_--FIXEDNESS OF CHARACTER--PREPOTENCY--SEXUAL LIMITATION--CORRESPONDENCE OF AGE.