The Variation of Animals and Plants under Domestication — Volume 2 - Charles Darwin

The Variation of Animals and Plants under Domestication — Volume 2

Par Charles Darwin

  • Date de sortie: 1882-04-19
  • Genre: Science de la vie

Description

Brassica oleracea, circumnutation of the radicle, of the arched hypocotyl whilst still buried beneath the ground, whilst rising above the ground and straightening itself, and when erect -- Circumnutation of the cotyledons -- Rate of movement -- Analogous observations on various organs in species of Githago, Gossypium, Oxalis, Tropaeolum, Citrus, Aesculus, of several Leguminous and Cucurbitaceous genera, Opuntia, Helianthus, Primula, Cyclamen, Stapelia, Cerinthe, Nolana, Solanum, Beta, Ricinus, Quercus, Corylus, Pinus, Cycas, Canna, Allium, Asparagus, Phalaris, Zea, Avena, Nephrodium, and Selaginella.

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