Ahtiana
2 species
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Ahtiana sphaerosporella
Description: Thallus pale yellowish-green, dull, margins often greenish-black; lobes thin, 2-4 mm across, closely appressed and wrinkled; lower surface light tan with short, woolly rhizines; Apothecia large, pale brown.
Distribution: Washington, largely east of Cascades crest; Oregon, California, Idaho, Montana; British Columbia.
Habitat: Subalpine, intermontane.
Substrate: Whitebark Pine, Subalpine Larch.
Description: Thallus pale yellowish-green, dull, margins often greenish-black; lobes thin, 2-4 mm across, closely appressed and wrinkled; lower surface light tan with short, woolly rhizines; Apothecia large, pale brown.
Distribution: Washington, largely east of Cascades crest; Oregon, California, Idaho, Montana; British Columbia.
Habitat: Subalpine, intermontane.
Substrate: Whitebark Pine, Subalpine Larch.
