Lomatium idahoense Mathias & Constance

Idaho: Lemhi County: Salmon-Challis National Forest, edge of Frank Church Wilderness area. Along trail 044 along Camas Creek, ca. 1 km south of intersection of Anvil Creek with Camas Creek. Elev. 1479 m.
44.87015° N, 114.56031° W
Datum: WGS 84. Uncertainty: 3 meters.
West-southwest facing slope. Duff over talus rocks with talus exposed upslope. Physocarpus dominant, with Spiraea lucida, Mainanthemum racemosum, Arnica cordifolia, Carex geyeri, several small Pseudotsuga menziesii. Cercocarpus on large rock outcrop upslope. Also with Amelanchier alnifolia, Acer glabrum, Berberis repens, Cystopteris fragilis, Carex rossii, Pseudostellaria jamesiana, Collomia linearis, Sedum lanceolatum, Poa secunda, Crepis atrobarbarea, Taraxacum, Boechera, Micranthes, Achnatherum, Fragaria vesca, Penstemon wilcoxii, Drymocallis, Prunus virginiana. Slender erect plants with lax leaves, rays less than 45 degree angle from peduncle. Corolla white.

J. F. Smith 19606, Jun 6, 2024
With D. Mansfield, M. Darrach
SRP, Accession: 82536