Candelaria coudercii Harm.

Lichenised. Poorly known taxon.
Substrate: bark
Altitudinal distribution: subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: a species with a thallus consisting of more or less disciform, entire squamules, some becoming microlobulate, but not larger than 1 mm in diam., most probably a species of Candelariella; only known from the type locality in the Western Alps, growing on the bark of Pinus.
France: Haute-Savoie;