Class
Lecanoromycetes (Common lichens)
Parmotrema arnoldii. Photo: (c) Richard Droker, some rights reserved (CC BY-NC-ND)
Lecanoromycetes is the largest class of lichenized fungi. It belongs to the subphylum Pezizomycotina in the phylum Ascomycota. The asci (spore-bearing cells) of the Lecanoromycetes most often release spores by rostrate dehiscence.