Name:		Physcia sciastra Du Rietz, Svensk Botanisk Tidskrift 15 (1921) page 168
Accepted name:		Phaeophyscia sciastra (Ach.) Moberg
Basionym:		Parmelia sciastra Ach.
Status:		Species, lichen-forming
Taxonomic position:		Physcia (Schreb.) Michx. [Genus] Physciaceae Zahlbr. [Family] Teloschistales D. Hawksw. & O.E. Erikss. [Order] Lecanoromycetidae P.M. Kirk, P.F. Cannon, J.C. David & Stalpers ex Miądl., Lutzoni & Lumbsch [Subclass] Lecanoromycetes O.E. Erikss. & Winka [Class] Pezizomycotina O.E. Erikss. & Winka [Subdivision / Subphylum] Ascomycota Caval.-Sm. [Division / Phylum] Fungi R.T. Moore [Kingdom]
Constituent taxa:		Subspecific taxa Physcia sciastra forma albicans (Harm.) M. Choisy Physcia sciastra forma arboricola Kosk. Physcia sciastra forma cinerascens Nádv. Physcia sciastra forma depallens Nádv. Physcia sciastra forma endococcina (Körb.) M. Choisy Physcia sciastra forma erigens (Vain.) Nádv. Physcia sciastra forma muscicola (Schaer.) Szatala Physcia sciastra forma salina (Erichsen) J.W. Thomson Physcia sciastra forma sciastra Physcia sciastra forma typica Lynge Physcia sciastra var. arborea Erichsen Physcia sciastra var. muscicola (Schaer.) Frey Physcia sciastra var. salina Erichsen Physcia sciastra var. sciastra
Catalogue data:		Zahlbruckner, Catalogus Universalis Lichenum 7: 644, Zahlbruckner, Catalogus Universalis Lichenum 7: 646
Cybertruffle Resources:		Cyberliber Cumulative Index
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]