Guide to Liverworts of Oregon: Key to Genera 13
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1b plants leafy > 3b leaves not divided, not ciliate > 6b oil bodies solitary/absent > 13
Left: Radula complanata, Holton Creek, Jackson Co., Oregon. DHW 7537. Right: Nardia breidleri; Waldo Lake, Lane County, Oregon. DHW m0765fd.
13a Oil bodies present, 1 per cell (rarely more)
(Couplet 14)
Cephalozia lunulifolia, N. Myrtle Creek, Douglas Co., Oregon. DHW 8709.
13b Oil bodies absent from all cells
(Couplet 16)