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Amanita altipes Zhu L. Yang, M. Weiss & Oberwinkler
Sichuan: Xiangcheng Xian. Sichuan-Yunnan border area. North side of Daxue Shan between Zhongdian and Xiangcheng. Mixed Abies-Larix-Picea-Juniperus forest with large Rhododendron and open talus slopes and meadows. 28°35'38"N, 99°50'49"E; 4100-4300 m.
On ground under Abies and Rhododendron at 4100 m. Pileus 5-7 cm in diam., convex, sometimes concave, first dull yellow with brownish tinge (sometimes like that of A. phalloides), then brownish yellow, later paler, at all stages of development with greenish tinge. Vulva remnants on pileus greenish or yellowish, then whitish. Margin of pileus first faintly striate, then striate (R=10/35, 8/35). Lamellae white, margin yellowish. Stipe 9-12 x 0.8-1.5 cm, below annulus whitish to yellowish, above annulus yellowish, with whitish to yellowish squamules. Annulus cream colored to yellowish. Context white, unchanging. With slides, and line drawings.
Z. L. Yang
2431 24 July 1998
 
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