Key to Species: 19
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Racomitrium sudeticum - Cherry Peak, Klamath Co., Oregon. DHW 8117.
19a Costa compact, 3-4 cells wide on adaxial surface, 3-4 stratose or uniformly 4 stratose; leaf cells smooth or pseudopapillose
Couplet 20
Racomitrium obesum - Oregon Caves, Josephine County, Oregon. T.C. Frye s.n.
19b Costa relatively broad, with 4-9 adaxial cells at midleaf, mostly 3 stratose or sometimes 4 stratose; leaf cells mostly strongly pseudopapillose
Couplet 21
Guide to Racomitrium of Oregon
Created 2007 Northwest Botanical Institute