Habitat: Arctic tundra; Rock Type = calcareous.; around vole hole in tundra
Locality: Toolik Lake-Kuparuk River vicinity, northern foothills of the Brooks Range, mile 117.1 along Dalton Highway. Kuparuk River W of Dalton Hwy.
Habitat: on stream bank; On thin soil over granite boulder
Locality: Green Mountain National Forest, ca 5 mi E of Bennington on Vt 9, along Roaring Fork River.
Habitat: sandstone bluffs and gorges, creek floodplains; associated with oak, maple tulip poplar, some healock; moist vertical sandstone wall
Locality: Lake Katharine State Nature Preserve, near Jackson