Note 17 — Chapter II · GENERAL CONSIDERATIONS ON THE MOVEMENTS AND GROWTH OF SEEDLING PLANTS.
Reading edition
Delpino, ‘Rivista Botanica,’ 1877, p. 21. It is evident from Vaucher’s account (‘Hist. Phys. des Plantes d’Europe,’ tom. i. 1841, p. 149) of the germination of the seeds of several species of Corydalis, that the bulb or tubercule begins to be formed at an extremely early age.