2 Pages in Charles Darwin's Library associated with "flora - Sambucus"

The regions of vegetation, being an analysis of the distribution of vegetable forms over the surface of the globe in connection with climate and physical agents
By:
Publication info: London, G.J. Palmer, 1843
Pages: Page 104
über den Begriff der Pflanzenart und seine Anwendung
By: Bernhardi, Johann Jacob,
Publication info: Erfurt, Friedrich Wilhelm Otto, 1834
Pages: Page 14