Cortinarius of California: eight new species in subg. Telamonia

Described are eight new species of Cortinarius subg. Telamonia from California and the Pacific Northwest of North America. Four species fruit in the fall and the other four are vernal. Cortinarius cisqhale is a tanoak associate that fruits abundantly in the fall and winter. Cortinarius athabascus is an autumnal fruiting species and is broadly distributed throughout the region in conifer and mixed woods. Cortinarius tuolumnensis, C. miwok, C. gualalaensis, and C. ohlone belong to the / decipiens clade - the first two fruit vernally in boreal and montane habitat while the other two are autumnal at low elevations under coastal pine and live oak, respectively. Cortinarius eldoradoensis is a vernal fruiting species abundant in the higher elevations near melting snow. Cortinarius truckeensis is a rare, but locally abundant, species known only from its type location near Truckee, California.