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Xizang (Tibet): Mangkang (Markam) Xian: Markam City. Hills on W side of Zhongyen River ca. 10 km N of the city of Mangkang (Markam). Heavily grazed Kobresia and Carex meadows with scattered islands of Picea, Juniperus and colonial Rhododendron. 29°44'43"N, 98°34'41"E; 4010-4160 m.
Gregarious on fallen Picea needles, in Picea stand in alpine meadow, ~4109 m. Pileus 7-17 mm diam., hemispheric, expanding to broadly convex; surface dry, slightly shiny, smooth, glabrous, not pellucid-striate; disc initially dark brown (7F5-7), soon fading to light grayish-brown (6D-E3-4), the margin pale grayish. Context dark brownish, fading with pileus. Lamellae adnate, with a short decurrent tooth, close with 2 series of lamellulae, moderately broad, breadth to 1.5 mm, frequently once-forked, becoming dorsally intervenose, creamy-gray; edges concolorous. Stipe 20-31 X 1-2 mm, central, terete and/or ±knobby, tapered towards base, solid (context white); surface covered with dark brown (6-7F5-7) to light brown (6E4-6) tomentum, the upper 1/2 or apex often glabrous and ±concolorous with the lamellae; the base ±inserted on Picea needles. Odor disagreeable, like garlic and sewage.
Brian A. Perry
BAP241 13 July 2000

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