Lactuca virosa L.
Annotated by Ben Legler, 2015. Sources: FNA and Stace 1997.

Washington: Lewis County: Along Champion Haul Road adjacent to parking lot for access area on east shore of Riffe Lake, 3.4 air km southwest of Glenoma. Elev. 212 m.
46.488584° N, 122.182829° W
Datum: WGS 84. Uncertainty: 14 meters. Coordinate Source: GPS.
Grassy road shoulder, gravelly soil, under edge of young Alnus rubra and Pseudotsuga menziesii. Flowers yellow; mature achene body deep purplish-black (reddish when immature), widest a little above middle, winged entire length, tip hardly scabrous; stems to 1.5 meters tall, mostly unbranched below inflorescence; leaves prickly-toothed, not lobed; plants scattered on road side. Phenology: Flowers and Fruits.

Ben Legler 13381, Sep 23, 2014
With Sara Legler
WTU, Accession: 407199, Barcode: WTU-V-020350