Lomatium columbianum Math. & Const.
Annotated by Ben Legler, 4 May 2014.

Washington: Yakima County: Ridgeline on northwest side of Waterworks Canyon; near southeast end of Cleman Mountain and ca 1 air mile north of Highway 410. Elev. 898 m.
46.76133° N, 120.79806° W
Datum: WGS 84. Uncertainty: 3 meters. Coordinate Source: GPS.
Mix of blocky basalt talus, grassy slopes, and lithosol patches near ridgeline on south and east facing slopes, with Ericameria greenei, Balsamorhiza careyana, Lomatium, Bromus tectorum. Foliage strongly glaucous, slightly fleshy, forming rounded mounds 50-80 cm diameter by 30-40 cm high; fruits ca 2 cm long, still green, edges thickened; root stalk ca 7 cm diameter, consisting of tightly packed stem bases clothed in fibrous remains of old leaf sheaths; plants abundant among talus. Photographed. Phenology: Fruits.

Ben Legler 12987, May 4, 2014
WTU, Accession: 428339, Barcode: WTU-V-084656