Guide to Liverworts of Oregon: Key to Lophozia 8
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Lophozia 1b oil bodies less than 12 per cell > Lophozia 5b leaves bilobed > Lophozia 8
Lophozia heterocolpos - Left: Sally Glade, Jackson Co., Oregon. DHW 6586; middle and right: Wahkeena, Multnomah Co., Oregon. DHW m1347c.
8a Distinct underleaves present on sterile shoots, linear-lanceolate to lanceolate, although inconspicuous and soon lost in the rhizoids (to be observed at the tips of the shoots); gemmae absent or, when present, ovoid; oil bodies typically fewer than 6 per cell, large
(Subgen. Leiocolea) (Couplet 9)
Left: Gemmae. Lophozia ventricosa - Butte Creek Falls, Linn Co., Oregon. DHW m1853a. Right: Cells with oil bodies. Lophozia sudetica - Horsepasture Mountain, Lane Co., Oregon. DHW m1991.
8b Underleaves absent except occasionally just below perianths; gemmae, when present, angulate; oil bodies usually more than 6 per cell, small to medium
(Couplet 12)