Guide to Liverworts of Oregon: Key to SCAPANIA 8
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Scapania 1 oil bodies several per cell > Scapania 2b marginal teeth evenly spaced or lacking > Scapania 3b dorsal lobe not decurrent > Scapania 5b ventral lobe not decurrent > Scapania 8
8a Leaves bordered with thick-walled marginal cells; most marginal cells lacking oil bodies
Scapania curta
Scapania irrigua, leaf margin cells. SE of Mt. Adams, Skamania Co., Washington. D. Stone 8354.15.
8b Leaves without a border of thick-walled cells; oil- bodies in most cells
(Couplet 9)
Copyright 2006 Northwest Botanical Institute