RIVIERE, reproduction of Oncidium cavendishianum.
ROBERTS, Mr., on inheritance in the horse.
ROBERTSON, Mr., on glandular-leaved peaches.
ROBINET, on the silkworm.
Robinia.
ROBSON, Mr., deficiencies of half-bred horses.
ROBSON, Mr., on the advantage of change of soil to plants. -on the growth of the verbena. -on broccoli.
ROCK pigeon, measurements of the. -figured.
RODENTS, sterility of, in captivity.
Rodriguezia.
RODWELL, J., poisoning of horses by mildewed tares.
ROHILCUND, feral humped cattle in.
ROLLE, F., on the history of the peach.
ROLLER-PIGEONS, Dutch.
ROLLESTON, Prof., inherited effects of injuries. -incisor teeth affected in form in cases of pulmonary tubercle.
ROMANES on sternum of the fowl. -rudimentary organs.
ROMANS, estimation of pigeons by. -breeds of fowls possessed by.
ROOKS, pied.
Rosa, cultivated species of.
Rosa devoniensis, graft-hybrid produced by, on the white Banksian rose.
Rosa indica and centifolia, fertile hybrids of.
Rosa spinosissima, history of the culture of.
ROSELLINI, on Egyptian dogs.
ROSES. -origin of. -bud-variation in. -Scotch. -doubled by selection. -continuous variation of. -effect of seasonal conditions on. -noisette. -galls of.
ROSS, Dr., on Pangenesis.
ROUENNAIS, rabbit.
ROUJOU, polydactylism, and arrested development.
ROULIN, on the dogs of Juan Fernandez. -on South American cats. -striped young pigs. -feral pigs in South America. -on Columbian cattle. -effects of heat on the hides of cattle in South America. -fleece of sheep in the hot valleys of the Cordilleras. -diminished fertility of these sheep. -on black-boned South American fowls. -variation of the guinea-fowl in tropical America. -frequency of striped legs in mules. -geese in Bogota. -sterility of fowls introduced into Bolivia.
ROY, M., on a variety of Magnolia grandiflora.
ROYLE, Dr., Indian varieties of the mulberry. -on Agave vivipara. -variety of rice not requiring irrigation. -sheep from the Cape in India.
Rubus, pollen of.
RUDIMENTARY organs.
RUFZ DE LAVISON, extinction of breeds of dogs in France.
RUMINANTS, general fertility of, in captivity.
RUMPLESS fowls.
RUNTS. -history of. -lower jaws and skull figured.
RUSSELL, Lord A., spiegelcarpe.
RUSSIAN or Himalayan rabbit.
RUTIMEYER, Prof., dogs of the Neolithic period. -horses of Swiss lake-dwellings. -diversity of early domesticated horses. -pigs of the Swiss lake-dwellings. -on humped cattle. -parentage of European breeds of cattle. -on "Niata" cattle. -sheep of the Swiss lake-dwellings. -goats of the Swiss lake-dwellings. -absence of fowls in the Swiss lake-dwellings. -on crossing cattle. -differences in the bones of wild and domesticated animals. -decrease in size of wild European animals.
RYE, wild, De Candolle's observations on. -found in the Swiss lake-dwellings. -common, preferred by hares and rabbits. -less variable than other cultivated plants.
SABINE, Mr., on the cultivation of Rosa spinosissima. -on the cultivation of the dahlia. -effect of foreign pollen on the seed-vessel in Amaryllis vittata.
ST. ANGE, influence of the pelvis on the shape of the kidneys in birds.
ST. DOMINGO, wild dogs of. -bud-variation of dahlias in.
ST. HILAIRE, AUG., milk furnished by cows in South America. -husked form of maize.
ST. JOHN, C., feral cats in Scotland. -taming of wild ducks.
ST. VALERY apple, singular structure of the. -artificial fecundation of the.
ST. VITUS' Dance, period of appearance of.
SACHS, Prof., flow of sap.
SAGERET, origin and varieties of the cherry. -origin of varieties of the apple. -incapacity of the cucumber for crossing with other species. -varieties of the melon. -supposed twin-mongrel melon. -crossing melons. -on gourds. -effects of selection in enlarging fruit. -on the tendency to depart from type. -variation of plants in particular soils.
SALAMANDER, experiments on the. -regeneration of lost parts in the.
Salamandra cristata, polydactylism in.