Trametes hirsuta

 

Ecology: Saprobic on the deadwood of hardwoods (very rarely reported on conifer wood); annual; causing a white rot; growing in clusters on logs and stumps; summer and fall; widely distributed across North America.

 

Morphology

 

Cap: Up to 10 cm across and 6 cm deep; semicircular, irregularly bracket-shaped, or kidney-shaped; often fusing laterally with other caps; very densely hairy; often finely, radially furrowed; with concentric zones of texture; zones with gray, whitish, and brownish shades, but usually not contrasting markedly; margin often brownish to brown or blackish.

 

Pore Surface: Whitish, becoming a little brownish, grayish, or yellowish with age; with 3-4 circular to angular pores per mm; tubes with fairly thick walls, to 6 mm deep.

 

 

Flesh: Insubstantial; whitish; tough and corky.

 

Chemical Reactions: KOH on flesh negative to dull yellow.

 

Spore Print: White.

 

Microscopic features: Spores 6-9 x 2-2.5 ยต; smooth; cylindric; inamyloid. Cystidia absent. Hyphal system trimitic.

 

 

Source:

Kuo, M. (2010, March). Trametes hirsuta. Retrieved from the MushroomExpert.Com Web site: http://www.mushroomexpert.com/trametes_hirsuta.html

12.27.16

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