Bellflower family (Campanulaceae)

campanula

clustered bellflower (Campanula glomerata) -- in June -- High Line Canal, Denver Area, CO     blue & puple 

Parry's harebell (Campanula parryi) -- in August -- Sand Creek National Landmark, WY                   blue & purple     

Parry's harebell (Campanula parryi) -- in July -- Cub Lake Trail, RMNP, CO         

California harebell (Campanula prenanthoides) -- in July -- Yosemite National Park, CA          blue & purple  

rampion bellflower (Campanula rapunculoides) -- in June -- High Line Canal, Denver Area, CO      blue & purple 

​rampion bellflower (Campanula rapunculoides) -- in July -- Gregory Canyon, Boulder County, CO

common harebell (Campanula rotundifolia) -- in July --  Timber Trail, Lory State Park, CO         blue & purple      

alpine harebell (Campanula uniflora) -- in July -- Old Fall River Road, Rocky Mountain National Park, CO  blue & purple  

Downingia

Bacigalupi's downingia (Downingia bacigalupii) -- in July -- Modoc National Forest, CA         blue & purple      

triodanis

clasping Venus' looking-glass (Triodanis perfoliata) -- in July -- Rabbit Mountain Open Space, Boulder County, CO       blue & purple

clasping Venus' looking glass (Triodanis perfoliata) -- in July -- Well Gulch Nature Trail, Lory State Park, CO   blue & purple