Habitat: sandstone bluffs and gorges, hemlock/hardwood coves, floodplains, upland nixed hardwood forests, pine forests; pools in stream above falls
Locality: Crane Hollow Nature Preserve (Crane Hollow) S of Gibisonville St. N of Conkle's Hollow State Nature Preserve, E of 374 Cream Ridge Road
Habitat: in river.; Growing attached to submerged boulders
Locality: Green Mountain National Forest, ca 5 mi E of Bennington on Vt. 9, along Roaring Fork River.