Guide to Liverworts of Oregon: Key to Frullania 2
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Frullania 1b lobule flask shaped > Frullania 2
Frullania nisquallensis.
2a Dorsal lobe apiculate in most leaves (best observed in oblique ventral view); on trees, very common
Frullania nisquallensis
Left: Frullania californica; middle and right: Frullania franciscana Yaquina Head, Lincoln Co., Oregon. DHW m2217.
2b Dorsal lobe round to obtuse, never apiculate on any leaf; occasional to frequent
Couplet 3