Name:		Rhytisma umbonatum Rabenh., (1844) page 162
Basionym:		Xyloma umbonatum Hoppe ex Wallr.
Synonym(s):		Xyloma salicinum subspecific-rank umbonatum Alb. & Schwein. (1805) Xyloma salicinum subspecific-rank umbonatum Fr. (1823) Rhytisma salicinum subspecific-rank umbonatum (Fr.) Fuckel (1870) Xyloma amphigenum Wallr. (1833) Rhytisma amphigenum (Wallr.) Magnus (1903) Rhytisma symmetricum J. Müll. (1893) Pachyrhytisma symmetricum (J. Müll.) Höhn. (1917) Rhytisma autumnale J. Schröt. (1893)
Status:		Species
Taxonomic position:		Rhytisma Fr. [Genus] Rhytismataceae Chevall. [Family] Rhytismatales M.E. Barr ex Minter [Order] Leotiomycetidae [Subclass] Leotiomycetes O.E. Erikss. & Winka [Class] Pezizomycotina O.E. Erikss. & Winka [Subdivision / Subphylum] Ascomycota Caval.-Sm. [Division / Phylum] Fungi R.T. Moore [Kingdom]
Cybertruffle Resources:		Cyberliber Cumulative Index Biological Records Database (32 records)
Links:		Fungal Databases [Systematic Botany and Mycology, USDA] Genbank Google images IMI [CABI Fungus Dried Reference Collection] Landcare [New Zealand] New York Botanic Garden [Virtual Fungus Dried Reference Collection]