Barbilophozia barbata

Barbilophozia barbata
Phylum: Marchantiophyta
Family: Scapaniaceae
Genus: Barbilophozia
Common NameBearded Pawwort
FrequencyInfrequent
© John Reynolds
iNaturalist
© Chris Fluit
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© John Reynolds
iNaturalist
© Dan Tucker
iNaturalist
© Randal Mindell
iNaturalist
© Connor Wardrop
iNaturalist

Distinguishing Features

B. barbata is a large upright-to-arching predominantly 4-lobed leafy liverwort with relatively unbranched, green or green-brown shoots to 8 cm long and 5mm wide. The leaf lobes have rounded tips and are identical in shape and size, uniting at the bases of sinuses that descend to about 1/4 of the leaf’s total length. The leaf is attached obliquely to the stem and underleaves are absent.

Similar species

Species of Tritomaria typically have 3 lobes that are not symmetrical and the shoots are reclined. In Barbilophozia barbata, leaves are symmetrical with occasionally 3 but predominantly 4 lobes and the shoots are upright. Neoorthocaulis floerkii can have 4 symmetrical lobes, but it also has a prominent underleaf that is absent in B. barbata. Within the genus Barbilophozia, B. hatcheri is laden with red gemmae gemmae that are absent in B. barbata. B. lycopodioides is similair in stature to B. barbata, but its leaf lobes are tipped by a little spine, whereas the leaf lobes in B. barbata lack said spine.

Habitat

Moist to mesic humus, rock outcrops, boulders, cliffs, decayed wood, streambanks, and heath in the lowland (rare), steppe (rare), montane, and subalpine zones

Associated species

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Distribution Map

Relevant Literature