A railroad (currently used andmaintained), runs almost the entire length. Within 20m on either side of the tracks is almost all herbaceous (weedy but diverse). Further from tracks there are many tamarack trees and shrubs including some autumn olive. In wooded fen with 30m tall tamarack trees, shrub layer of Rhamnaceae, Toxicodendron vernix, and nanny berry. Ground cover is Carex sp., Rhamnaceae saplings, Symplocarpus foetidus, and Thelypteris palustris. Ground moist, not largely hummocky, no standing water.
Population - found singly, stem was rooted under Symplocarpus foetidus but wound out from under leaves.