Amanita umbrinella, more commonly known as Australian umber amanita, is a species of fungus in the genus Amanita. It is found in Australia.
The cap is convex before it becomes flat, with the center becoming depressed; it is around 70âÂÂ100 mm in diameter and breaks into patches as it ages; it can be brownish-gray, buff grey, or olivaceous-black. The stripe is clavate and is 70âÂÂ120 mm long, 10âÂÂ25 mm wide. It has a bulb that is about 25 mm long. It has a white, striated ring. The gills are free from the stem, and it is white, cream, or light buff. The spores of Amanita umbrinellla are white. They are ellipsoid and measure 8.3âÂÂ9.6 à5.4âÂÂ6.9 üm and are inamyloid.
Amanita umbrinella is found growing in sandy soil in South Australia, Western Australia, and the Wallum woodland. Amanita umbrinella was also reported from New South Wales with eucalyptus trees.
The edibility is unknown, and the taste has not been sampled.