Scytonema hyalinum N. L. Gardner

Joshua Tree National Park, CA, USA. Mojave Desert. Alluvial fan. Sandy, gravelly soil from mixed parent material, algal and lichen crust present but not common, plants present. Fried Liver alluvial fan.

Joshua Tree National Park, CA, USA. Mojave Desert. Sandy, gravelly soils from granitic outcrops, plants and well developed crust with algae, lichens, and mosses. Cadiz Valley. South of Highway 62.

Joshua Tree National Park, CA, USA. Mojave Desert. Sandy, gravelly soil from mixed parent material, algal and lichen crust present but not common, plants present. Alluvial fan northeast of Cholla Cactus Garden.

Joshua Tree National Park, CA, USA. Mojave Desert. Alluvial fan. Sandy, gravelly soil from mixed parent material, algal and lichen crust present but not common, plants present. Fried Liver alluvial fan.

Holloman Airforce Base, Site 2, Otero Co. gysiferous soil. Holoman Airforce Base