Identification key
Diploicia canescens
(1) Diploicia canescens
Description
Thallus
Crustose, up to 8 cm, lobed around edges, pruinose
Crustose, up to 8 cm, lobed around edges, pruinose
Color
Whitish-grey to greenish-grey
Whitish-grey to greenish-grey
Reproduction
Apothecia: sometimes present, black disc and margin
Soralia: numerous, green, forming clusters towards the center of the thallus
Isidia: absence
Apothecia: sometimes present, black disc and margin
Soralia: numerous, green, forming clusters towards the center of the thallus
Isidia: absence
Risk of confusion
Distinguished from other crustose lichens by its conspicuous lobes
Distinguished from other crustose lichens by its conspicuous lobes
Ecology
Substrate
On bark, rock, or artificial substrate
On bark, rock, or artificial substrate
Habitat
Heliophilous and nitrophilous
Heliophilous and nitrophilous
Occurrence
Common
Common
Sensitivity to air pollution
Resistant to pollution
Resistant to pollution
(2)
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