Amanita onusta identification

About mushroom

Amanita onusta (Howe) Sace. Cap 2.5-10.5cm across, convex to flatter or concave with a low, broad umbo and veil remnants hanging from the margin; whitish to pale gray; slightly sticky when moist, otherwise dry with dark brownish-gray warts of volval material which become woolly on the margin. Gills free to just adnexed, close; whitish to creamy yellow. Stem 35-155x6-15mm, solid, tapering slightly toward the top; gray or brownish gray toward the base, paler toward the top; finely hairy to woolly; a delicate, whitish to creamy-gray ring that usually falls away; deeply or sinuously radicating, slender basal bulb has brownish-gray warts and downward-curving scales of volval material on it and the lower stem. Flesh whitish to pale gray. Odor often of chloride of lime. Spores broadly ellipsoid, amyloid, 9-12 x 5.2-7?. Deposit white. Habitat singly or in groups on the ground in mixed coniferous and deciduous forests. Locally quite common. Found in eastern north. America. Season August-September. Possibly poisonous -avoid.

Amanita onusta photos

More info about Amanita onusta mushroom

Stem type:
Ring on stem
Volva on stem
Bulbous base of stem
Stem much longer than cap diameter
Grows in woods
Grows on the ground
Spore colour:
cream or yellowish
Cap type:
Convex to shield shaped
Fungus colour:
White to cream
Grey to beige
Normal size:
North America
Last modification: 2015-10-02 00:38:03

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