Caloplaca trachyphylla

Caloplaca trachyphylla, the desert firedot lichen,[1]:27 is an orange crustose lichen that grows on rock in Europe, North America, and northern Asia. Crostose placoidioid lobes are elongate.

Caloplaca trachyphylla
Firedot lichen (Caloplaca trachyphylla), Mount Baden-Powell, San Gabriel Mountains, Southern California
Scientific classification
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Order: Teloschistales
Family: Teloschistaceae
Genus: Caloplaca
Species:
C. trachyphylla
Binomial name
Caloplaca trachyphylla
(Tuck.) Zahlbr.

It differs from Caloplaca saxicola in that C. trachyphylla it has a larger thallus and has lobes with tiny warts on them (verruculose).

References

  1. The Laws Field Guide to the Sierra Nevada, John Muir Laws , 2007


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