Rorippa barbareifolia (DC.) Kitag.
Annotated by Brian Heitz.

Alaska: Holonada Creek. On Kanuti National Wildlife Refuge land. Approx. 243 km NW of Fairbanks.
66.04009° N, 152.09952° W
Datum: NAD 83.
IC1a: closed spruce-paper birch forest. Unburned riparian forest habitat with large Picea glauca and Betula neoalaskan, near open Picea mariana, Eriophorum vaginatum fen. Associated species: Picea glauca, Picea mariana, Betula neoalaskana, Alnus crispa, Alnus incana ssp. tenuifolia, Juniperus communis, Comarum palustre, Salix arbusculoides, Rubus idaeus, Viburnum edule, Aconitum delphinifolium, Artemisia tilessii, Boschniakia rossica, Galium boreale, Goodyera repens, Juncus castaneus, Platanthera obtusata, Ranunculus gmelinii, Rorippa barbareifolia, Wilhelmsia physodes, Agrostis scabra, Beckmannia syzigache, Elymus macrorus, Poa pratensis, Carex aquatilis, Carex membranacea, Carex saxatilis.

Casey Greenstein s.n., Aug 21, 2013
With Brian Heitz
UAAH, Accession: 7195