Scutellaria genus --- mint family

narrowleaf skullcap (Scutellaria angustifolia) -- Modoc National Forest, CA   blue & purple

nose skullcap (Scutellaria antirrhinoides) -- in June -- Steens Mountain Wilderness Area, OR     blue & purple

Britton's skullcap (Scutellaria brittonii) -- in May (and August) -- Mill Creek Link Trail, Lory State Park, CO   blue & purple  

marsh skullcap (Scutellaria galericulata) -- in August -- Cub Lake Trail, Rocky Mountain National Park, CO   blue & purple