Cortinarius causticus is one of the most common species in section Vibratiles in the Pacific Northwest. It can be recognized by the viscid ochraceous-tawny cap with bitter cuticle, small stature with relatively long, slender, sheathed stipe and yellow context.
Cortinarius birkebakii is a distinctive all-red species in sub-genus Dermocybe. It was described from the Pacific Northwest.
Cortinarius oregonensis is a relatively common mid to late-fall species in Washington state. Its pale cap with yellow disc, lilac young gills and viscidity should make it relatively easy to identify.
Cortinarius subsulfurinus Ammirati, Dima, Liimat., Nisikanen & Garnica, Index Fungorum 252: 1 (2015) Cortinarius subsulfurinus is one of several yellow-green Phlegmaciod species which occur in the Pacific Northwest. It is in section Calochroi. The name refers to it's close relationship to Cortinarius sulfurinus, a species described from Europe and not known to occur here. Description... Continue Reading →
Cortinarius cupreorufus Brandrud, Cortinarius. Flora photographica 3: 27 (1994) DescriptionCap: 30-100mm, convex to plano-convex, margin inrolled to decurved, viscid, colors mutable with age and exposure - at first yellowish-grey to olive-grey, sometimes mottled lilac-grey, disc darkening to warm brown to rich red-brown with buffer of yellow ochre, scales and patches in center of disc when... Continue Reading →
Niskanen, Liimat. & Ammirati, Fungal diversity 75: 222 (2015) Description: Cap: 30-90mm wide, broadly convex to plane, pale purple-lilac when young, to almost white, viscid in moist conditions. Gills: purple when young, becoming dark purple to dark brown. Stipe: 50-130mm long, 6-10mm at stipe apex, clavate to equal, pale purple to whitish covered with abundant... Continue Reading →
Cortinarius oliveopetasatus is one of a few olive, yellow-brown phlegmaciod Cortinarius in the Sulfurini lineage (in Section Calochroi). It should be differentiated from C.luteicolor and C.subsulfurinus.
Cortinarius citriolens is a large, purple capped, gregarious species recently recorded from the PNW.
Cortinarius metarius Kauffman, Pap. Mich. Acad. Sci. 1: 137 (1921)Synonym: Cortinarius barbarorum (Source: Liimatainen et. al. 2014) Description:Cap 45-100 mm across, convex to nearly plane, glutinous, golden yellow, aging ochraceus yellow, disc with brownish veil squamules. Gills adnexed, close to crowded, 4-8 mm deep, pale lilac to lilac when young, to lilac gray, developing grayish brown tones when mature. Stipe 75-110... Continue Reading →