Cortinarius badius Pk. subgenus Telamonia Cap 1-2.5cm across, conical to broadly conical, developing an umbo as it expands; hygrophanous, reddish brown, darker when very wet; surface appearing rather smooth to the naked eye, slightly silky at the margin. Gills adnexed; creamy gray-colored at first, then more reddish brown. Stem 20-60 x 2-3mm, not bulbous but attenuating from the base upward, hollow; covered in matted white fibers. Flesh brownish when wet, white when dry. Odor slight. Taste slight. Spores long ellipsoid, warty, 10.5-13.5 x 7-8.5µ, quotient 1.55. Deposit rusty red. Habitat in coniferous and mixed woods, especially under birch. Infrequent. Found over most of North America. Season September-October. Not edible. Comment At first sight this mushroom looks like a Psathyrella, but a spore print will tell you that you have a Cortinarius.