Hypericum genus --- Saint Johnswort Family

tinker's penny (Hypericum anagalloides) -- in July -- Lassen Volcanic National Park, CA           yellow & orange        

greater Saint Johnswort (Hypericum majus) -- in August -- Flatiron Reservoir, Larimer County Open Space, CO

common Saint Johnswort (Hypericum perforatum) -- in July -- NCAR and Boulder County, CO       yellow & orange     

common Saint Johnswort (Hypericum perforatum) -- in July -- Klamath Falls to Ashland (Rt. 66), Oregon       yellow & orange