Candelariella subdeflexa (Nyl.) Lettau
Hedwigia, 52: 196, 1912 - Lecanora subdeflexa Nyl., Flora, 62: 355, 1879.

Is present in the following regions (Click here for a map with abbreviations):
N - VG, TAA, Lomb, Piem (TSB), Emil (Gasparo & Tretiach 1996). C - Marc (Nimis & Tretiach 1999, Frati & al. 2004), Umbr (Ravera 2000, Ravera & al. 2006), Abr (Nimis & Tretiach 1999). S - Bas (Nimis & Tretiach 1999).

References (type author's name):

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Candelariella subdeflexa (Nyl.) Lettau

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Photobiont: Green algae other than Trentepohlia
Growth form: Crustose
Reproductive strategy: Mainly sexual
Poleophoby: 3 to 2


  • pH of the substrata: subneutral (3)
  • in sun-exposed sites, but avoiding extreme solar irradiation (4)
  • humidity requirements: mesophytic (3)
  • in sites with very weak eutrophication (2) to sites with weak eutrophication (3)
  • in the submediterranean belt (2)

    Note: a mild-temperate, perhaps holarctic lichen found on isolated trees, esp. Fraxinus, Populus and Juglans, often near the base of the trunks, probably declining.

      Commonness-rarity status:
    • Alpine Italy: absent
    • Subalpine Italy: absent
    • Oromediterranean Italy: absent
    • Montane Italy: absent
    • Padanian Italy: absent
    • Dry submediterranean Italy: very rare
    • Dry mediterranean Italy: absent
    • Humid submediterranean Italy: absent
    • Humid mediterraenan Italy: absent