Acmaeodera idahoensis Barr.

Taken on flowers of Erigeron linearis (Hook.) Piper and Eriophyllum lanatum (Pursh) Forbes (Asteraceae), Oregon, Wasco Co., Hwy. 197, Butler Canyon S of Tygh Ridge Summit, 45°17 ′ 51″N, 121°10 ′ 12″W, 30-V-2018, MLRC. This brings to 13 the number of plant genera

represented in floral associations of this beetle, eight of which are in the family Asteraceae (Nelson et al. 2008) .