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Russula cyanoxantha (Schaeffer) Fries
Xizang (Tibet): Riwoqe Xian. Road from Changdu (Chamdo) to Nangqen, Qinghai, along Lancang Jiang (Ge Qu, or Ge River), then W along tributary of Lancang Jiang on road to Riwoqe via Machala coal mine. Meadow beside stream and slope, both with scattered shrubs; Berberis and Salix dominant, with Rosa and scattered Picea and Juniperus. 31°27'36"N, 96°43'29"E; 3735 m.
Cap 5-8 cm in diam., but often depressed over disc, dull reddish with olivaceous to brownish tinge, becoming paler when mature, dry; lamellae cream to distinctly yellowish to yellow; stipe 5-8 X 1-2 cm, attenuate upwards, white with reddish tinge; context not hot.
Zhu-Liang YANG
5326 24 July 2009

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