Lecanora campestris forma alba

Synonyms:

Lecanora campestris var. alba B. de Lesd.

Family: LECANORACEAE

Habitat: Ubiquitous

Description

This ecoform is characterized by its white thallus and is restricted to calcareous rocks. Scarce in our prospection area and the localzed to ancient calcareous quarries used to supply limetone furnace. N.B. There are many intermediate forms with Lecanora campestris in relation to the substratum properties.*

Lecanora campestris f. alba L'Aber Le Four Ă chaux 1
Michel DAVID

Lecanora campestris f. alba L'Aber Le Four Ă chaux 2
Alain GERAULT

Lecanora campestris f. alba L'Aber Le Four Ă chaux 3
Alain GERAULT

Lecanora campestris f. alba L'Aber Le Four Ă chaux 4
Bernard BOUFFINIER

Lecanora campestris f. alba L'Aber Le Four Ă chaux 5
Bernard BOUFFINIER

Lecanora campestris f. alba L'Aber Le Four Ă chaux 6
Bernard BOUFFINIER

Lecanora campestris forma alba Le Fret 1
Bernard BOUFFINIER

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