3 Pages in Charles Darwin's Library associated with "flora - Helleborus"

  1. Die Geschlechter-Vertheilung bei den Pflanzen.
    By: Hildebrand, Friedrich.
    Publication info: Leipzig :Wilhelm Engelmann,1867.
    Pages: Page 18  
  2. Leçons de botanique.
    By: Saint-Hilaire, Auguste de.
    Publication info: Paris :P.J. Loss,1841.
    Pages: Page 375  Page 630