Propagules; Habitat: Calcareous standstone outcrops in shrub steppe; Location: Above Missouri River, downstream of Toston Dam, 1.9 km N of the dam; Substrate: Rock, calcareous sandstone outcrops; Elevation: 1231 meters.
Habit; Habitat: Calcareous standstone outcrops in shrub steppe; Location: Above Missouri River, downstream of Toston Dam, 1.9 km N of the dam; Substrate: Rock, calcareous sandstone outcrops; Elevation: 1231 meters.