Guide to Liverworts of Oregon: Key to Genera 9
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HOME > 1b plants leafy > 3b leaves not divided, not ciliate > 6a oil bodies 2+ or unknown > 7a bilobed, small dorsal lobe > 8b lobes obtuse to round > 9
Left:Scapania americana, Left: Shoot stained with methylene blue, Lane Co., Oregon. DHW s.n.; Right:Scapania bolanderi, Cypress Falls Park, British Columbia, Canada. D. Callaghan 23 May 2023.
9a Leaf lobes round or reniform to ovate or short lingulate; fold often sharp and keeled; perianth
compressed, wide at the mouth; gemmae smooth, ellipsoidal.
Scapania
Diplophyllum obtusifolium Left: ventral aspect, toluidine blue stain. Yaquina Head, Lincoln Co., Oregon. DHW m2008. Right: Female shoot, safranin stain. McKenzie River Trail, Lane Co., Oregon. DHW m3136.
9b Leaf lobes narrowly lingulate to oblong-lingulate; fold rounded; perianth terete, plicate, narrowing
to the mouth; gemmae angular (stellate).
Diplophyllum and Macrodiplophyllum