Cortinarius wiebeae Thiers & A.H. Sm., Mycologia 61: 529 (1969) [MB#329174]= Phlegmacium wiebeae (Thiers & A.H. Sm.) Niskanen & Liimat., Fungal Diversity 112: 154 (2022) Collection date: May 28, 2017Collector: Shannon AdamsLocation: Lake Almanor area, CAHabitat: Mixed fir (white fir, ponderosa pine) Description:Pileus: 39-55mm across.  Bright white developing yellowish tan stains.Flesh: Off-white with faint tan... Continue Reading →

Cortinarius roseobulbus M.M. Moser, Sydowia 49 (1): 31 (1997) Collection date: 16 November, 2017Collector: Noah SiegelLocation: Boise Creek Campground, Willow Creek, CAHabitat: Oak, madrone and Douglas-fir Description: Pileus: 99 mm across. Stipe: 67 mm long and 20 mm thick at apex, 44 mm bulb. Base: mycelium and base of pink color with pink rhizomorphs. The... Continue Reading →

Cortinarius truckeensis Bojantchev, Mycotaxon123: 387 (2013) Collection date: June 3, 2017Collector: Shannon AdamsLocation: Blewett Pass, North Side, Chelan County, WAHabitat: Mixed silver fir and ponderosa pine Description: Pileus: 65-82 mm across. Creamy white Habit: Clustered to clumped only emerging slightly above surface layer of dry duff.  Flesh: Off-white to cream with silky sheen on cut... Continue Reading →

Cortinarius subolivascens A.H.Smith., Lloydia 7 (3): 183 (1944)Collection date: April 29, 201Collector: Shannon AdamsLocation: White Chuck Overlook Picnic Area, Mountain Loop Hwy, Snohomish, WAHabitat: On Ground under young Douglas fir, alder, hemlock Description: Pileus: 40-60mm across. Yellow-ochre to olive pileus with hydrophanous brown blotches and radial streaks, fading to tan. Surface moist and tacky, likely... Continue Reading →

Cortinarius casimiri (Velen.) Huijsman, Fungus 25: 20 (1955)  Collection date: November 4, 2016Collector: Shannon AdamsLocation: Discovery Park, Seattle WA, USAHabitat: Pseudotsuga menziesii other conifers, including introduced species. Description: Pileus: 15-50mm across.  Dull brown with white fibrils.  Umbonate.  Flesh: Tan, pale cream at base and at stipe apex but hollow at mid stipe (in maturity) with... Continue Reading →

Cortinarius occidentalis A.H. Smith., Contributions from the University of Michigan Herbarium 2: 15 (1939)Synonyms: Cortinarius mutabilis Collection date: 13 October 2018 Collector: Shannon AdamsLocation: King County, Skykomish area, WA, USA.Habitat: Abies, Mountain Hemlock, Western Hemlock Description: Pileus: 30-56mm across. Viscid, lavender grey cap with darker purple appressed fibrils.  With age the center of the cap becomes... Continue Reading →

Cortinarius cacodes M.M. Moser & Ammirati, Mycotaxon 74 (1): 6 (2000) Collection date: 19 November 2017Collector: Noah SiegelLocation: Panther Flat Campground, Smith Rivers National Recreation Area, CADescription: Pileus: 62-98 mm across, viscid, violet tones when young, soon losing them and browning out. KOH: dark brown on cap, and browned portions of flesh, otherwise no reaction.... Continue Reading →

Cortinarius aff. rubicundulus (East Coast species) Collection date: 13th August 2017Collectors: Noah Siegel & Shannon AdamsLocation: Gale Road, Arthur Iversen Conservation Area, Warwick. Franklin County.  MAHabitat: Mixed woods, mostly Tsuga canadensis and Pinus strobus, with scattered Fagus grandifolia, Quercus rubra, and Acer rubrum. Description: Pileus: 16-37mm across, convex to broadly convex, margin inrolled when young,... Continue Reading →