Amanita pallidofumosa A. E. Wood
"Smoky Slender Caesar"

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Technical description (t.b.d.)

BRIEF DESCRIPTION: The following is largely based on the original description (Wood 1997).

The cap of Amanita pallidofumosa is up to 110 mm wide, pale smoky gray to pale gray brown, convex then flattened convex, sometimes depressed at the center, smooth, dry, thin-fleshed near the margin, with a striate margin. Some volval remains are present that are white, membranous,  flat, and irregular.

The gills are free to adnexed, crowded, thin, white to off-white, with a white edge. 

The stem is up to 125  × 13 mm, equal or slightly narrowing upward, smooth and white above, off-white and finely hairy below. The ring is membranous and persistent, skirt-like, striate on the upper surface, and white to grayish. The base is only slightly clavate, with a saccate, prominent volva, which is thick, membranous, and white.

The spores measure 10.5 - 12.0 (-13.2) × 7.2 - 9.6 (-10.2) µm and are broadly ellipsoid to ellipsoid and inamyloid. Clamps are absent at bases of basidia.

Wood describes the mushroom as occurring in sclerophyll forests and "tall open forests" from the stated of New South Wales and Queensland, Australia. A sclerophyll forest in the Australian bush is a forest of hard-leaved plants including Eucalyptus in the overstory (wikipedia).

This species is apparently unique in being very similar to the species of Stirps Hemibapha, but (unlike all other taxa in that Stirps) lacking clamps at the bases of basidia. This seems so unusual that a revision of the type seems important.
-- R. E. Tulloss and L. Possiel

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Last changed 21 December 2006.
This page is maintained by
R. E. Tulloss.
Copyright 2006 by Rodham E. Tulloss.