Anaptychia ciliaris

Thallus subfruticose, grey-brown, green when wet; with characteristic marginal cilia. Lower surface white.

Reproduction: apothecia; black often pruinose disc, with a crenulate and smooth thalline margin.
Photobiont: Chlorococcoid.
Spot test: negative.
Chemistry: without lichen substances.

Habitat:  growing mainly on trees, also on rocks in open sites. In Catalonia, in the montane zone.
Distribution: Africa; Europe, Asia, North America.
Position in classification:
Physciaceae, Caliciales, Lecanoromycetidae, Lecanoromycetes, Pezizomycotina, Ascomycota, Fungi.

Locality data:
Location: Vilella, Navès (Solsonès)
Ecology: On Quercus faginea
Altitude: 1.190 m
Climate: Subhumid Continental Mediterranean (Tmm=13,5ºC, 600mm)
 
Common name: "great ciliated lichen" and "eagle's claws".
 
Etymology of names: Anaptychia, derived from the Greek ἀναπτύσσω, meaning "fold back, turn inside out") and ciliaris is a Latin adjective in the nominative singular, masculine gender, derived from Latin word “cilium” meaning “an eyelash”.
 
Ethnolichenology: Biomonitoring, indicator of low polluted air.