Thallus section; Habitat: Picea stream bottom; Location: Near road crossing over East Fork Rock Creek, Big Snowy Mountains, south of Lewistown; Substrate: Rock, limestone boulder in forest; Elevation: 1677 meters.
Habit; Habitat: Picea stream bottom; Location: Near road crossing over East Fork Rock Creek, Big Snowy Mountains, south of Lewistown; Substrate: Rock, limestone boulder in forest; Elevation: 1677 meters.