Silene douglasii Hook. × Silene scouleriana Hook.
Annotated by Peter Dunwiddie.

Washington: Pierce County: JBLM, TA 6. Elev. 103 m.
47.03843° N, 122.54557° W
Datum: WGS 84. Coordinate Source: GPS.
A single large plant in upland prairie, with Eriophyllum lanatum, Festuca roemeri, Camassia quamash. Neither parent species were found in vicinity. Same individual has been present for >10 yrs.

Peter Dunwiddie PWD 16-212, Jun 13, 2016
With Rod Gilbert, Sarah Krock, Peter Zika
WTU