Chroococcidiopsis sp.

Atacama Desert, Chile. slope 6°. Soft, sandy surface with really good crust. Lichens present. Vascular plants present include: Eucelia and Nolana. Leptolyngbya, Microcoleus, Chroococcidiopsis, Trebouxia, Desmococcus, Myrmecia, and Diplosphaeria.

Atacama Desert, Chile. slope~40° Site on top of a hill on the way to Pastos Largos. Many rocks and some plants, but no evidence of algae or lichens. Disturbance by animal tracks. Samples taken in the shadow of rocks.

Atacama Desert, Chile. slope~30° Site at the top of the trail walking to the Pacific Ocean. Gravel on top of soil near large Cactus. Soil is fine and partly moist from fog. Some consolidation in the soil. Large rocks, many cacti, and lichens present.

Atacama Desert, Chile. slope~30° Site at the top of the trail walking to the Pacific Ocean. Gravel on top of soil near large Cactus. Soil is fine and partly moist from fog. Some consolidation in the soil. Large rocks, many cacti, and lichens present.

Atacama Desert, Chile. slope~30° Site at the top of the trail walking to the Pacific Ocean. Gravel on top of soil near large Cactus. Soil is fine and partly moist from fog. Some consolidation in the soil. Large rocks, many cacti, and lichens present.

Atacama Desert, Chile. slope~1° Site in the middle of path up to Pacific Ocean. Some slightly darkened soil with filaments. Coarse gravel on top of fine soil. Samples collected from soil in large cactus wash. Well consolidated, crusty soil.

Atacama Desert, Chile. slope~1° Site in the middle of path up to Pacific Ocean. Some slightly darkened soil with filaments. Coarse gravel on top of fine soil. Samples collected from soil in large cactus wash. Well consolidated, crusty soil.

Atacama Desert, Chile. slope~40° Site on top of a hill on the way to Pastos Largos. Many rocks and some plants, but no evidence of algae or lichens. Disturbance by animal tracks. Samples taken in the shadow of rocks.

Atacama Desert, Chile. slope~30° Site at the top of the trail walking to the Pacific Ocean. Gravel on top of soil near large Cactus. Soil is fine and partly moist from fog. Some consolidation in the soil. Large rocks, many cacti, and lichens present.