Guide to Liverworts of Oregon: Key to Genera 3
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1b plants leafy > 3
Blepharostoma trichophyllum. Myrtle Island, Douglas County, Oregon. DHW 7462.
Ptilidium californicum, Iron Mountain, Lane County, Oregon. DHW 12/10/91.
3a Leaves divided ½ or more into several slender lobes, the lobes uniseriate or terminating in uniseriate, hair-like cilia, or with cilia fringing the lobes.
(Couplet 4)
Left: Lepidozia reptans; middle: Herbertus aduncus, Ucluelet, Tofino, BC. Schofield 13469; right: Gyrothyra underwoodiana
3b Leaves divided less than ½, or, if deeply divided, not fringed with or terminating in cilia; cilia, if present at all, confined to basal part of leaf.
(Couplet 6)