HOOKER, Dr. J.D., forked shoulder-stripe in Syrian asses. -voice of the cock in Sikkim. -use of Arum-roots as food. -native useful plants of Australia. -wild walnut of the Himalayas. -variety of the plane-tree. -production of Thuja orientalis from seeds of T. pendula. -singular form of Begonia frigida. -reversion in plants run wild. -on the sugar-cane. -on Arctic plants. -on the oak grown at the Cape of Good Hope. -on Rhododendron ciliatum. -stock and mignonette perennial in Tasmania.
HOPKIRK, Mr., bud-variation in the rose. -in Mirabilis jalapa. -in Convolvulus tricolor.
HORNBEAM, heterophyllous.
HORNED fowl. -skull figured.
HORNLESS cattle in Paraguay.
HORNS of sheep. -correlation of. -with fleece in sheep. -correlation of, with the skull. -rudimentary in young polled cattle. -of goats.
HORSES, in Swiss lake-dwellings. -different breeds of, in Malay Archipelago. -anomalies in osteology and dentition of. -mutual fertility of different breeds. -feral. -habit of scraping away snow. -mode of production of breeds of. -inheritance and diversity of colour in. -dark stripes in. -dun-coloured, origin of. -colours of feral. -effect of fecundation by a quagga on the subsequent progeny of. -inheritance of peculiarities in. -polydactylism in. -inheritance of colour in. -inheritance of exostoses in legs of. -reversion in. -hybrids of, with ass and zebra. -prepotency of transmission in the sexes of. -segregation of. -in Paraguay. -wild species of, breeding in captivity. -curly, in Paraguay. -selection of, for trifling characters. -unconscious selection of. -natural selection in Circassia. -alteration of coat of, in coal-mines. -degeneration of, in the Falkland Islands. -diseases of, caused by shoeing. -feeding on meat. -white and white-spotted, poisoned by mildewed vetches. -analogous variations in the colour of. -teeth developed on palate of. -of Bronze period in Denmark.
HORSE-CHESTNUT, early, at the Tuileries. -tendency to doubleness in.
HORSE-RADISH, general sterility of the.
"HOUDAN," a French sub-breed of fowls.