Cliostomum spribillei (Ramalinaceae, lichenized Ascomycetes), a new species from western North America

[摘要] Cliostomum spribilleiGoward & Tønsberg is described as new to science from Canada (British Columbia) and the U.S.A. (Idaho, Oregon and Washington) where it is corticolous on conifers in oldgrowth coniferous forests at high altitudes. It is easily distinguished from otherCliostomumspecies by its yellow, granular-sorediate thallus and production of usnic acid alone.

[学科分类] 植物学

[关键词] Abies lasiocarpa;apothecia;dry ecological niche;fog;lichen;Northwest North America;pycnidia