Iris Family (Iridaceae)
African cornflag (Chasmanthe floribunda) -- in July -- Azalea Natural Area, McKinleyville, northern California yellow & orange
yellow cobra lily (Chasmanthe floribunda var. duckittii) -- in July -- near Crescent City, northern California yellow & orange
dwarf crested iris (Iris cristata) -- in April -- Cherokee National Forest, southern Tennessee blue & purple
Rocky Mountain iris (Iris missouriensis) -- in May -- West Valley Trail, Lory State Park, CO blue & purple
paleyellow iris (Iris pseudacorus) -- in June -- irrigation ditch east of Laporte, Larimer County Foothills yellow & orange
harlequin blueflag (Iris versicolor) -- in April -- Cherokee National Forest, southern Tennessee blue & purple
celestial lily (Nemastylis geminiflora) -- in April -- nothern Oklahoma blue & purple
Douglas' grasswidow (Olsynium douglasii) -- in April -- northern Oregon red & pink
strict blue-eyed grass (Sisyrinchium montanum var. montanum) -- in May -- Bellvue, Larimer County Foothills blue & purple
strict blue-eyed grass (Sisyrinchium montanum var. montanum) -- in May -- Horsetooth Mountain, Larimer County Open Space, CO
pale blue-eyed grass (Sisyrinchium pallidum) -- in July -- High Creek Fen Preserve, Park County, CO blue & purple