Additional Agaricales on wetland Monocotyledoneae in Canada
Coprinus phaeosporus Karst., Hypholoma subericaceum (Fr.) Kühner, Mycena tubarioides (Maire) Kühner, and Stropharia pseudocyanea (Desm.) comb. nov. are documented from North America for the first time. Agaricus albocyaneus Desm. ex Fr. is shown to be an error for A. pseudocyaneus Desm. Agrocybe paludosa (Lange) Kühner & Romagnesi, Coprinus martinii Favre ex Orton and C. subimpatiens Lange & Smith are reported from Canada. Range extensions or new host records are noted for Coprinus stercoreus Fr., C. urticicola (Berk. & Br.) Buller, Marasmius limosus Quél., Melanotus caricicola (Orton) Guz., Mycena juncicola (Fr.) Gillet, Pholiota graminis (Quél.) Singer, and Resinomycena saccharifera (Berk. & Br.) comb. nov. Resinomycena kalalochensis subsp. saccharifera in Europe and subsp. kalalochensis (Smith) comb. nov. in western North America are vicariant taxa.