SELECTION, sexual.
SELF-IMPOTENCE in plants. -in individual plants. -of hybrids.
SELWYN, Mr., on the Dingo.
SELYS-LONGCHAMPS, on hybrid ducks. -hybrid of the hook-billed duck and Egyptian goose.
SERINGE, on the St. Valery apple.
SERPENT melon.
SERRES, OLIVIER DE, wild poultry in Guiana.
SESAMUM, white-seeded, antiquity of the.
Setaria, found in the Swiss lake-dwellings.
SETTEGAST, sheep poisoned by buckwheat.