The Variation of Animals and Plants under Domestication · Charles Darwin
COLZA, 9.
COMB, in fowls, variations of, 7; —sometimes rudimentary, 24. COMPENSATION, law of, 7. COMPENSATION of growth, 26. COMPLEXION, connection of, with constitution, 25. COMPOSITÆ, double flowers of, 10, 18, 24. CONCEPTION, earlier in Alderney and Zetland cows than in other breeds, 3. CONDITIONS of life, changed, effect of, 28; —on horses, 2; —upon variation in pigeons, 6; —upon wheat, 9; —upon trees, 10; —in producing bud-variation, 11; —advantages of, 18; —sterility caused by, 18; —conducive to variability, 22; —accumulative action of, 22; —direct action of, 23. CONDOR, breeding in captivity, 18. CONFINEMENT, effect of, upon the cock, 17. CONFUCIUS, on the breeding of rabbits in China, 4. CONOLLY, Mr., on Angora goats, 25. CONSTITUTIONAL differences in sheep, 3; —in varieties of apples, 10; —in pelargoniums, 10; —in dahlias, 10. CONSTITUTIONAL peculiarities in strawberries, 10; —in roses, 10. CONSUMPTION, hereditary, 12; —period of appearance of, 14; —correlated with complexion, 25. _Convolvulus batatas,_ 18, 24. _Convolvulus tricolor,_ bud-variation in, 11. COOPER, Mr., improvement of vegetables by selection, 20. COOPER, WHITE, hereditary peculiarities of vision, 12; —association of affections of the eyes with those of other systems, 25. CORALS, bud-variation in, 11; —non-diffusion of cell-gemmules in, 27. CORBIÉ, _See_ Boitard. CORDEMOZ, Dr., seedless plants, 18. CORNEA, opacity of, inherited, 12. _Cornus mascula,_ yellow-fruited, 12.
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