Prothallus; Habitat: Riarian forest with Alnus rubra; Location: Fawn Creek Recreation Area (BLM), near Smith River; Substrate: Bark, Alnus rubra trunk; Elevation: 26 meters.

Habit; Habitat: Riarian forest with Alnus rubra; Location: Fawn Creek Recreation Area (BLM), near Smith River; Substrate: Bark, Alnus rubra trunk; Elevation: 26 meters.

Habit; Habitat: Cliffs and forests (Pseudotsuga - Quercus - Arbutus); Location: Steep slopes above Hwy 199 and Middle Fork Smith River, Smith River Recreation Area; Substrate: Wood, Arctostaphylos; Elevation:...

Apothecia C reaction; Habitat: Cliffs and forests (Pseudotsuga - Quercus - Arbutus); Location: Steep slopes above Hwy 199 and Middle Fork Smith River, Smith River Recreation Area; Substrate: Wood,...

Habit; Habitat: Cliffs and forests (Pseudotsuga - Quercus - Arbutus); Location: Steep slopes above Hwy 199 and Middle Fork Smith River, Smith River Recreation Area; Substrate: Wood, Arctostaphylos; Elevation:...

Thallus section; Habitat: Ocean side outcrops; Location: Large rounded outcrops near Smelt Sands Beach, 1 km N of Yachats; Substrate: Rock, top of outcrops; Elevation: 5 meters; Notes: Acarospora hassei det....

Spores; Habitat: Ocean side outcrops; Location: Large rounded outcrops near Smelt Sands Beach, 1 km N of Yachats; Substrate: Rock, top of outcrops; Elevation: 5 meters; Notes: Acarospora hassei det. Knudsen...

Parathecium; Habitat: Ocean side outcrops; Location: Large rounded outcrops near Smelt Sands Beach, 1 km N of Yachats; Substrate: Rock, top of outcrops; Elevation: 5 meters; Notes: Acarospora hassei det....

Apothecial section POL; Habitat: Ocean side outcrops; Location: Large rounded outcrops near Smelt Sands Beach, 1 km N of Yachats; Substrate: Rock, top of outcrops; Elevation: 5 meters; Notes: Acarospora hassei...

Habit; Habitat: Ocean side outcrops; Location: Large rounded outcrops near Smelt Sands Beach, 1 km N of Yachats; Substrate: Rock, top of outcrops; Elevation: 5 meters; Notes: Acarospora hassei det. Knudsen...