id="id00120" style="margin-top: 2em">CHAPTER 1.XI.

ON BUD-VARIATION, AND ON CERTAIN ANOMALOUS MODES OF REPRODUCTION AND VARIATION.

BUD-VARIATION IN THE PEACH, PLUM, CHERRY, VINE, GOOSEBERRY, CURRANT, AND BANANA, AS SHOWN BY THE MODIFIED FRUIT—IN FLOWERS: CAMELLIAS, AZALEAS, CHRYSANTHEMUMS, ROSES, ETC.—ON THE RUNNING OF THE COLOUR IN CARNATIONS —BUD-VARIATIONS IN LEAVES—VARIATIONS BY SUCKERS, TUBERS, AND BULBS—ON THE BREAKING OF TULIPS—BUD-VARIATIONS GRADUATE INTO CHANGES CONSEQUENT ON CHANGED CONDITIONS OF LIFE—GRAFT-HYBRIDS—ON THE SEGREGATION OF THE PARENTAL CHARACTERS IN SEMINAL HYBRIDS BY BUD-VARIATION—ON THE DIRECT OR IMMEDIATE ACTION OF FOREIGN POLLEN ON THE MOTHER-PLANT—ON THE EFFECTS OF A PREVIOUS IMPREGNATION ON THE SUBSEQUENT OFFSPRING OF FEMALE ANIMALS— CONCLUSION AND SUMMARY.

CHAPTER 1.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.

LIST OF ILLUSTRATIONS.

FIGURE.

1. DUN DEVONSHIRE PONY, WITH SHOULDER, SPINAL, AND LEG STRIPES.

2. HEAD OF JAPAN OR MASKED PIG.

3. HEAD OF WILD BOAR, AND OF "GOLDEN DAYS," A PIG OF THE YORKSHIRE LARGE BREED.

4. OLD IRISH PIG WITH JAW-APPENDAGES.

5. HALF-LOP RABBIT.

6. SKULL OF WILD RABBIT.

7. SKULL OF LARGE LOP-EARED RABBIT.

8. PART OF ZYGOMATIC ARCH, SHOWING THE PROJECTING END OF THE MALAR BONE OF THE AUDITORY MEATUS, OF RABBITS.

9. POSTERIOR END OF SKULL, SHOWING THE INTER-PARIETAL BONE, OF RABBITS.

10. OCCIPITAL FORAMEN OF RABBITS.

11. SKULL OF HALF-LOP RABBIT.

12. ATLAS VERTEBRAE OF RABBITS.

13. THIRD CERVICAL VERTEBRAE OF RABBITS.

14. DORSAL VERTEBRAE, FROM SIXTH TO TENTH INCLUSIVE, OF RABBITS.

15. TERMINAL BONE OF STERNUM OF RABBITS.

16. ACROMION OF SCAPULA OF RABBITS.

17. THE ROCK-PIGEON, OR COLUMBA LIVIA.

18. ENGLISH POUTER.

19. ENGLISH CARRIER.

20. ENGLISH BARB.

21. ENGLISH FANTAIL.

22. AFRICAN OWL.

23. SHORT-FACED ENGLISH TUMBLER.

24. SKULLS OF PIGEONS, VIEWED LATERALLY.

25. LOWER JAWS OF PIGEONS, SEEN FROM ABOVE.

26. SKULL OF RUNT, SEEN FROM ABOVE.

27. LATERAL VIEW OF JAWS OF PIGEONS.

28. SCAPULAE OF PIGEONS.

29. FURCULA OF PIGEONS.

30. SPANISH FOWL.

31. HAMBURGH FOWL.

32. POLISH FOWL.

33. OCCIPITAL FORAMEN OF THE SKULLS OF FOWLS.

34. SKULLS OF FOWLS, VIEWED FROM ABOVE, A LITTLE OBLIQUELY.

35. LONGITUDINAL SECTIONS OF SKULLS OF FOWLS, VIEWED LATERALLY.

36. SKULL OF HORNED FOWL, VIEWED FROM ABOVE, A LITTLE OBLIQUELY.

37. SIXTH CERVICAL VERTEBRAE OF FOWLS, VIEWED LATERALLY.

38. EXTREMITY OF THE FURCULA OF FOWLS, VIEWED LATERALLY.

39. SKULLS OF DUCKS, VIEWED LATERALLY, REDUCED TO TWO-THIRDS OF THE NATURAL SIZE.

40. CERVICAL VERTEBRAE OF DUCKS, OF NATURAL SIZE.

41. PODS OF THE COMMON PEA.

42. PEACH AND ALMOND STONES, OF NATURAL SIZE, VIEWED EDGEWAYS.

43. PLUM STONES, OF NATURAL SIZE, VIEWED LATERALLY.

TABLE 1: PRINCIPAL ADDITIONS AND CORRECTIONS IN THIS (SECOND) EDITION.

First Edition, Volume I., Page 34.
Second Edition Volume I., Page 35.
Dr. Burt Wilder's observations on the brains of different breeds of the
Dog.

First Edition, Volume I., Page 38.
Second Edition Volume I., Page 40.
Degeneracy of Dogs imported into Guinea.

First Edition, Volume I., Page 51.
Second Edition Volume I., Page 54.
Difference in the number of the lumbar vertebrae in the races or species of
the Horse.

First Edition, Volume I., Page 102.
Second Edition Volume I., Page 106.
Hairy appendages to the throats of Goats.

First Edition, Volume I., Page 162.
Second Edition Volume I., Page 170.
Sexual differences in colour in the domestic Pigeon.

First Edition, Volume I., Page 217.
Second Edition Volume I., Page 228.
Movements like those of the Tumbler-pigeon, caused by injury to the brain.

First Edition, Volume I., Page 290.
Second Edition Volume I., Page 306.
Additional facts with respect to the Black-shouldered Peacock.

First Edition, Volume I., Page 296.
Second Edition Volume I., Page 312.
Ancient selection of Gold-fish in China.

First Edition, Volume I., Page 314.
Second Edition Volume I., Page 332.
Major Hallett's 'Pedigree Wheat.'

First Edition, Volume I., Page 326.
Second Edition Volume I., Page 345.
The common radish descended from Raphanus raphanistrum.

First Edition, Volume I., Page 374.
Second Edition Volume I., Page 398.
Several additional cases of bud-variation given.

First Edition, Volume I., Page 396.
Second Edition Volume I., Page 420.
An abstract of all the cases recently published of graft-hybrids in the
potato, together with a general summary on graft-hybridisation.

First Edition, Volume I., Page 399.
Second Edition Volume I., Page 429.
An erroneous statement with respect to the pollen of the date-palm
affecting the fruit of the Chamaerops omitted.

First Edition, Volume I., Page 400.
Second Edition Volume I., Page 430.
New cases of the direct action of pollen on the mother-plant.

First Edition, Volume I., Page 404.
Second Edition Volume I., Page 435.
Additional and remarkable instances of the action of the male parent on the
future progeny of the female.

First Edition, Volume II., Page 14.
Second Edition Volume I., Page 459.
An erroneous statement corrected, with respect to the regrowth of
supernumerary digits after amputation.

First Edition, Volume II., Page 23.
Second Edition Volume I., Page 467.
Additional facts with respect to the inherited effects of circumcision.

First Edition, Volume II., Page 23.
Second Edition Volume I., Page 467.
Dr. Brown-Sequard on the inherited effects of operations on the Guinea-pig.

First Edition, Volume II., Page 24.
Second Edition Volume I., Page 469.