Usnea sorediifera (Arnold) Lynge

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BOTANICAL.
LICHENES EXSICCATI Distributed by the University of Colorado Museum, Boulcle
No. 205. USNEA SOREDIIFERA ("Auct.") Motyka Lich. Gen. Usnea Stud. Monogr., Pars System. 1: 286. 1936.
U.S.A. COLORADO. GRAND COUNTY. Rocky Mountain National Park: subalpine forest, Shadow Mountain Ranger Station below west side Milner Pass, 9500 ft. alt.; on lower shade-killed branchlets of Piaea engelmannii; scattered occurrence here correlated with late-lying snowbeds beneath the trees.
3 June 1967	w.	A.	Weber	&	D.	McVean
YO
botanical
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