Amanita ceciliae (Berk. & Br.) Bas sensu lato syns. A. inaurata (Gillet) Fayod, A. strangulata of many authors. Oriás selyemgomba. Cap 5-12cm across, convex to flat with an upturned, deeply lined margin and a low umbo; brownish black to brownish gray, darker at the disc, paler toward the margin; smooth, slightly sticky when moist, with loose, charcoal-gray patches of volval remnants dotted around the cap. Gills free, close; white. Stem 50-160 x 7-15mm, hollow or lightly stuffed, tapering slightly toward the top; dingy white with flattened grayish hairs; no ring; no basal bulb, but loose, cottony, brownish or charcoal-colored patches of volval remnants dotted around stem base and lower stem. Flesh thin, soft, white. Odor faint or none. Taste slight. Spores globose, nonamyloid, 10.2-11.7x 10.2-11.7µ. Deposit white. Habitat singly or scattered on the ground in mixed coniferous and deciduous forests and also in open woods. Infrequent. Found widely distributed throughout North America. Season July-October (November-March in California). Not edible – best avoided since it is possibly poisonous. Comment Formerly known as Amanita inaurata Secr.