Caloplaca decipiens Teloschistaceae
Calogaya decipiens (Caloplaca decipiens)

Growth type placodioid (crustose with lobed margins)
Chemical results: K+ crimson

Found on mortar, tombstones, cement and sometimes on nutrient-rich limestone. Rarely found on timber.

Small light-yellow to brownish-orange thallus with long +/- distinct lobes with palmate tips. The centre of the thallus is darker and often disintegrates. Inner lobes have granular orange-yellow soredia. Apothecia are occasional.

Similar: Candelariella medians. Chemical result K-

Caloplaca decipiens

Caloplaca decipiens
UK. March 2012

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