North American Cortinarius Collections
An ongoing study
Cortinarius albescens A.H. Sm., Lloydia 7 (3): 180 (1944) [MB#285690] Description:Cap 25-90 mm across, at first convex with broad umbo, spreading to plane, glutinous, variable in color from violaceous grey, buff, drab, cream to yellow-ochre on disc, cortina white, gills lavender, grayish-lavender, grey to cinnamon-brown, lavender tones may persist, stipe 50 - 120 mm long, 6 - 14 mm wide at... Continue Reading →
Cortinarius boulderensis (Cortinarius boulderensis A.H. Sm., Lloydia 7 (3): 206 (1944) [MB#285705] Discussion:Cortinarius boulderensis is a small and slender mushroom, notable for its vinaceous brown tones and bright cinnamon-orange annular band. It is in Section Telamonia. Placement in Telamonia sensu strictu by Soop, Dima, Cooper et al. "A Phylogenetic approach to a global supraspecific taxonomy... Continue Reading →
Cortinarius seidliae Ammirati, Niskanen & Liimat. (2015)Discussion:Cortinarius seidliae is a relatively common species in the Pacific Northwest. It falls into Section Defibulati, along with Cortinarius vanduzerensis and C. mucifluus. Species in this section are medium to large with glutinous cap and stipe. Microscopy is important; they have large amygdaliform to citriform spores and no clamp... Continue Reading →
Cortinarius camphoratus (Fr.) Fr., Epicrisis Systematis Mycologici: 280 (1838) Discussion:Cortinarius camphoratus is a relatively common species in the Pacific-Northwest, recognized by it's larger size, lilac to almost-white color, non-viscid cuticle and heavy lilac to white veil. The species has a distinctive and unpleasant odor described as rotten potatoes. If you are able to detect it,... Continue Reading →
Cortinarius leucophanes P. Karst., Meddelanden af Societas pro Fauna et Flora Fennica 6: 3 (1881) Description Cap 12-40 mm across, viscid, cream to white with yellow-ocher disc, slight grey to tan concentric pattern, cortina white, gills pallid, stipe: 23-56 mm long, 4-8 mm thick at apex, flesh off-white, becoming orange-brown, odor and taste indistinct, KOH... Continue Reading →
Cortinarius substriatus Kauffman, North American Flora 10 (5): 307 (1932) Collection(s) sequenced: SDA 393 – Pierce County, WA. October 2019; SDA 05B Vancouver Island, October 2016. Shannon Adams Description: Pileus: 38-52 mm across, conic, conic-campanulate to convex, viscid to dry, brown to vinaceous grey-brown, when dry - coated with fine whitish innate fibrils, white cap margin. Stipe: 60-86... Continue Reading →
Cortinarius vespertinus (Fr.) Fr., Epicrisis Systematis Mycologici: 272 (1838)Collection(s) observed: SDA 514 - Watson Lakes, WA. September 2019 - Shannon Adams Description: Pileus: 20-80 mm across, margin persistently incurved, dry to moist, ochre to ochraceus brown, young specimens covered with fine, almost felty, coating of whitish to cream veil remnants over orange-brown base, notable as... Continue Reading →
Cortinarius evernius (Fr.) Fr., Epicrisis Systematis Mycologici: 294 (1838)Collector: Shannon AdamsLocation: West VirginiaCollection Notes: Pileus 26-70mm, hygrophanous, dry, tan to pale lilac cream with powdery veil remnants on margin. Flesh lilac streaked with cream. Stipe 95-135mm long, 7-12mm wide at apex, hollow, dull purple, covered in layer of abundant white veil material, forming chevrons at... Continue Reading →
Cortinarius wahkiacus Ammirati, Beug, Liimat. & Niskanen, Fungal Diversity 78: 150 (2016) Collection location: Rancho El Tule, Baja California, Mexico (31.8903°N 116.3991°W 620m) under Quercus agrifolia. Notes: No reaction to KOH, NH4OH or FeSO4.Collector and photography: Alan Rockefeller (Alan Rockefeller) Analysis: 99.8% match to NR_153062 Cortinarius wahkiacus from type material. Collection details on Mushroom Observer.
= Cortinarius elotoides M.M. Moser & McKnight, Mycotaxon 55: 311 (1995) = Calonarius elotoides (M.M. Moser & McKnight) Niskanen & Liimat., Fungal Diversity 112: 130 (2022) [MB#554412] Calonarius pseudoglaucopus is the valid name for this species. Cortinarius elotoides is a later synonym, for Cortinarius pseudoglaucopus recently transferred to Calonarius pseudoglaucopus. Description: Cap: Inately fibrillose, glutinous, yellow-green,... Continue Reading →
North American Cortinarius Collections 