Identification key
Flavoparmelia caperata/F. soredians
(1) Flavoparmelia caperata / F. soredians
Description
Thallus
Foliose, up to 20 cm in diameter, broad rounded lobes that may exceed 1 cm wide, upper surface irregularly wrinkled, especially towards the center of the thallus

Color
Characteristic yellowish-green upperside, black underside
Reproduction
Apothecia: absent
Soralia: generally present towards the center of the thallus, granular, superficial and rather coarse
Isidia: absence
Risk of confusion
None
Ecology
Substrate
On bark, sometimes on non-calcareous rock or soil

Habitat
Heliophilous

Occurrence
Very common species except in cold regions

Sensitivity to air pollution
Moderately sensitive to pollution

(2)