Name:		Cetraria tenuifolia R. Howe
Status:		Species, lichen-forming
Taxonomic position:		Cetraria Ach. [Genus] Parmeliaceae Zenker [Family] Lecanorales Nannf. [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 Cetraria tenuifolia forma libertina (Stuckenb.) Rass. Cetraria tenuifolia forma minor (Grognot) Hillmann Cetraria tenuifolia forma pustulata (Schaer.) Hillmann Cetraria tenuifolia forma pygmaea Frey Cetraria tenuifolia forma septentrionalis Räsänen Cetraria tenuifolia forma subnigricans (Nyl.) Hillmann Cetraria tenuifolia forma subtubulosa (Fr.) Hillmann Cetraria tenuifolia forma tectorum Räsänen Cetraria tenuifolia forma tenuifolia Cetraria tenuifolia forma vagans Mereschk. Cetraria tenuifolia var. columbiana Räsänen Cetraria tenuifolia var. inermis (Nyl.) Räsänen Cetraria tenuifolia var. prorumpens Hillmann Cetraria tenuifolia var. pseudoislandica Räsänen Cetraria tenuifolia var. reticulata Räsänen Cetraria tenuifolia var. spinosa Räsänen Cetraria tenuifolia var. subtubulosa (Fr.) M. Choisy Cetraria tenuifolia var. tenuifolia
Catalogue data:		Zahlbruckner, Catalogus Universalis Lichenum 6: 337
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]