Phytochorion
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In phytogeography, a phytochorion is a geographic area with a relatively uniform composition of plant species. Adjacent phytochoria do not usually have a sharp boundary, but rather a soft one, a trans
Good (1947) floristic kingdoms
Boreal kingdom
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The Boreal kingdom or Holarctic kingdom is a floristic kingdom identified by botanist Ronald Good, which includes the temperate to Arctic portions of North America, Eurasia and North Africa. Its flora
Phytochorion
…Schouw (1823), Alphonse de Candolle (1855), Drude (1890), Diels (1908), and Rikli (1913). Botanist Ronald Good (1947) identified six floristic kingdoms (Boreal or Holarctic, Neotropical, Paleotropical, South African, Australian, and Antarctic), the largest natural units he determined for flowering plants…
Juniperus communis on Lüneburg Heath in Germany
Rhododendron tomentosum