Habitat: in sedge meadow; Growing at base of young white cedar
Locality: Cedar Bog Memorial State Nature Preserve, ca. 2.5 mi S. of Urbana along Woodburn Rd. off U.S. 68. S side of Woodburn Rd.
Habitat: Rock Type = Calcareous. Arctic tundra; submerged to emergent in tundra pool
Locality: Toolik Lake, Kuparuk River, Oxy. Creek area along Dalton Hwy., ca. mile 117 area. Northern foothills of the Brooks Range, along Dalton Hwy. adj. Kuparuk River upstream from hwy.
Habitat: taxodium depression surrounded by live oak forest, wet roadside ditch; sandy soil
Locality: 3.6 mi NW of Jct. US 319 at Crawfordville, Apalachicola National Forest