The Variation of Animals and Plants under Domestication · Charles Darwin
PELORISM, 13, 26 (2).
PELVIS, characters of, in rabbits, 4; —in pigeons, 5; —in fowls, 7; —in ducks, 8. PEMBROKE cattle, 3. PENDULOUS trees, 10, 26; —uncertainty of transmission of, 12 (2). PENGUIN ducks, 8 (2); —hybrid of the, with the Egyptian goose, 8. PENNANT, production of wolf-like curs at Fochabers, 1; —on the Duke of Queensberry’s wild cattle, 3. _Pennisetum,_ seeds of, used as food in the Punjab, 9. _Pennisetum distichum,_ seeds of, used as food in Central Africa, 9. PERCIVAL, Mr., on inheritance in horses, 12; —on horn-like processes in horses, 2. _Perdix rubra,_ occasional fertility of, in captivity, 18. PERIOD of action of causes of variability, 22. PERIOSTEUM of a dog, producing bone in a rabbit, 27. PERIWINKLE, sterility of, in England, 19. PERSIA, estimation of pigeons in, 6; —carrier pigeon of, 5; —tumbler pigeon of, 5; —cats of, 1; —sheep of, 3. PERSISTENCE of colour in horses, 2; —of generic peculiarities, 4. PERU, antiquity of maize in, 9; —peculiar potato from, 9; —selection of wild animals practised by the Incas of, 20 (2). PETALS, rudimentary, in cultivated plants, 24; —producing pollen, 27. PETUNIAS, multiple origin of, 10. PEYRITSCH, Dr., vegetable teratology, 13. _Phalænopsis,_ pelorism in, 26. PHALANGES, deficiency of, 14. _Phaps chalcoptera,_ 26. _Phaseolus multiflorus,_ 24, 25. _Phaseolus vulgaris,_ 9, 24. _Phasianus pictus,_ 7. _Phasianus amherstiæ,_ 7. PHEASANT, assumption of male plumage by the hen, 13; —wildness of hybrids of, with the common fowl, 13; —prepotency of the, over the fowl, 14; —diminished fecundity of the, in captivity, 18. PHEASANTS, golden and Lady Amherst’s, 7. PHILIPEAUX, regeneration of limbs in the salamander, 27. PHILIPPAR, on the varieties of wheat, 9. PHILIPPINE Islands, named breeds of game fowl in the, 7. PHILLIPS, Mr., on bud-variation in the potato, 11. _Phlox,_ bud-variation by suckers in, 11. PHTHISIS, affection of the fingers in, 25.
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