Infrequent to occasional in small (~3-acre) mesic prairie remnant. In full sun to partial shade of patchy to rather dense shrubs and small trees including Salix petiolaris, S. discolor, S. bebbiana, Cornus stolonifera, Populus tremuloides, P. balsamifera. Deep, mesic to quite moist, black loamy soil.
Associates include Hypoxis hirsuta, Commandra umbellata, Cypripedium candidum, Packera aurea, Zizia aurea, Fragaria virginiana, Cirsium muticum, Galium boreale, Juncus arcticus, Andropogon gerardii, Poa pratensis, Carex buxbaumii, C. tetanica, C. pellita.