Murrill, W.A. 1908. Polyporaceae, Part 2. North American Flora. 9(2):73-131
Page number : 119
Description type : Original description
Description : Ganoderma Sequoiae Murrill, sp. nov.
Pileus soft, tough, dimidiate, compressed-ungulate, subimbricate, convex above, concave below, 8 × 14 × 5 cm.; surface at length glabrous, laccate, thinly encrusted, very uneven, undulate, concentrically sulcate near the margin, shining bay to nearly black; margin ochraceous, smooth, undulate, subacute; context punky, homogeneous, cremeous above, fulvous immediately adjoining the tubes, 2 cm. thick behind; tubes indistinctly stratified, 5-20 mm. long, grayish-fuscous to fulvous within, mouths circular to angular, rather large, irregular, 1-2 to a mm., edges thin, entire, cremeous to umbrinous, chestnutcolored when bruised.
Type collected at Sequoia cafion, California, on a redwood trunk, December 28, 1902, Alice Eastwood 40.
Distribution; Known only from the type locality.