Hypericum genus --- Saint Johnswort Family

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

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

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