Name:		Placidium A. Massal., Symmicta Lich. (1855) page 75 [basionym]
Synonym(s):		Dermatocarpella H. Harada (1993)
Status:		Genus, lichen-forming
Taxonomic position:		Verrucariaceae Zenker [Family] Verrucariales Mattick ex D. Hawksw. & O.E. Erikss. [Order] Chaetothyriomycetidae Doweld [Subclass] Eurotiomycetes O.E. Erikss. & Winka [Class] Pezizomycotina O.E. Erikss. & Winka [Subdivision / Subphylum] Ascomycota Caval.-Sm. [Division / Phylum] Fungi R.T. Moore [Kingdom]
Constituent taxa:		Species Placidium acarosporoides (Zahlbr.) Breuss Placidium adami-borosi Szatala Placidium aegyptiacum (Müll. Arg.) Szatala Placidium analogicum (Breuss) Breuss Placidium andicola (Breuss) Breuss Placidium boccanum (Servít) Breuss Placidium californicum Breuss Placidium cartilagineum (Nyl.) Arnold Placidium chilense (Räsänen) Breuss Placidium cinerascens (Nyl.) Arnold Placidium cinereum (Pers.) Szatala Placidium compactum A. Massal. Placidium corticola (Räsänen) Breuss Placidium crassum (Anzi) Szatala Placidium custnani A. Massal. Placidium daedaleum (Kremp.) Kremp. Placidium elisavetae (Tomin) Breuss Placidium fingens (Breuss) Breuss Placidium hepaticum (Ach.) Arnold Placidium imbecillum (Breuss) Breuss Placidium imitans (Breuss) Breuss Placidium insulare A. Massal. Placidium iranicum Szatala Placidium kaernefeltii (Breuss) Breuss Placidium krylovianum (Tomin) Breuss Placidium lachneoides (Breuss) Breuss Placidium lachneum (Ach.) de Lesd. Placidium lacinulatum (Ach.) Breuss Placidium leptophyllum (Ach.) A. Massal. Placidium lesdainii Breuss Placidium marcomanici A. Massal. Placidium michelii A. Massal. Placidium monstrosum (Schaer.) A. Massal. Placidium norvegicum (Breuss) Breuss Placidium pilosellum (Breuss) Breuss Placidium pseudorufescens Breuss Placidium psorinum A. Massal. Placidium pusillum (Körb.) Kremp. Placidium pyrenaicum (Breuss & Etayo) Breuss Placidium rhizinosum (Müll. Arg.) Szatala Placidium rufescens (Ach.) A. Massal. Placidium ruiz-lealii (Räsänen) Breuss Placidium semaforonense (Breuss) Breuss Placidium squamulosum (Ach.) Breuss Placidium steineri Wettst. Placidium subrufescens (Breuss) Breuss Placidium tenellum (Breuss) Breuss Placidium trapeziforme (J. König) Arnold Placidium tuckermanii (Ravenel ex Mont.) Breuss Placidium tumidulum (I.M. Lamb) Szatala Placidium velebiticum (Zahlbr. ex Zschacke) Breuss Placidium verruculosum (Müll. Arg.) Szatala Placidium yoshimurae (H. Harada) Breuss
Cybertruffle Resources:		Cyberliber Cumulative Index Biological Records Database (1 record)
Links:		Fungal Databases [Systematic Botany and Mycology, USDA] Genbank Google images IMI [CABI Fungus Dried Reference Collection] Index Fungorum Landcare [New Zealand] Mycobank New York Botanic Garden [Virtual Fungus Dried Reference Collection]