Large, coarsely scaly, gray cap with dark grayish, spiny under-surface. Grows with pines solitary or in scattered groups, on soil in coniferous woods.
cap grayish, decorated with coarse darker gray scales, erect at the centre, more flattened towards the incurved margin, arranged in concentric rows; at first shallowly convex, then flattened or slightly depressed at the centre; at first whitish, becoming gray, remaining pallid at the base, equal or somewhat clavate towards the base, downy. Flesh white, thick in the cap centre, firm, full in stem. Spines
at first white or pallid, then gray with purplish brown tinge, decurrent.
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