Amygdalaria, Geographical distribution, Lecideales, Porpidia, Romjularia, Taxonomy, Porpidinia, Lecidea, Cecidonia, Descriptors, Identification, Koerberiella, Bellemerea, Farnoldia, Habitats, Immersaria, Clauzadea, Lopadium, Bryobilimbia, and Lecidoma

Lichens, Antennulariella, Tomasellia, Celothelium, Anisomeridium, Acrocordia, Descriptors, Perithecial genera, Alloarthopyrenia, Mycomicrothelia, Leptosillia, Eopyrenula, Cyrtidula, Dichoporis, Lithothelium, Mycoporum, Habitats, Taxonomy, Leptorhaphis, Rhaphidicyrtis, Sarcopyrenia, Pyrenula, Geographical distribution, Naetrocymbe, Julella, Identification, and Arthopyrenia

Duckweed, Wolffia globosa, Wolffia columbiana, Geographical distribution, Invasive, Great Britain, Non-native, and Identification

Habitats, Taxonomy, Lichens, Geographical distribution, Tephromela, Violella, Tephromelataceae, Descriptors, Lecanorales, Mycoblastus, Identification, and Calvitimela

Psora, Habitats, Brianaria, Taxonomy, Lichens, Geographical distribution, Psoraceae, Descriptors, Lecanorales, Identification, Protoblastenia, and Protomicarea

Fellhanera, Pilocarpaceae, Identification, Fellhaneropsis, Habitats, Micarea, Leimonis, Aquacidia, Geographical distribution, Byssoloma, Taxonomy, Descriptors, Lecanorales, and Lichens