Mirabilis genus --- four o'clock family
white four o'clock (Mirabilis albida) -- in August -- Cub Lake Trail, Rocky Mountain National Park, CO white & cream
hairy-tuft four o'clock (Mirabilis comata) -- in September -- Lincoln National Forest, NM red & pink
hairy four o'clock (Mirabilis hirsuta) -- in August -- Ramsay-Shockey Open Space, Larimer County, CO red & pink
wishbone-bush (Mirabilis laevis subsp. villosa) -- in March -- Organ Pipe Cactus National Monument, AZ white & cream
narrowleaf four o'clock (Mirabilis linearis var. linearis) -- in August -- Eagle's Nest Open Space, Larimer Cty, CO
narrow-leaf four o'clock (Mirabilis linearis var. linearis) -- in August -- Lory State Park, CO white & cream
narrow-leaf four o'clock (Mirabilis linearis var. linearis) -- in August -- South Valley Loop Trail, Lory State Park, CO
narrow-leaf four o'clock (Mirabilis linearis var. linearis) -- in September -- Arthur's Rock Trail, Lory State Park, CO
Colorado four o'clock (Mirabilis multiflora) -- in July -- Bosque del Apache National Wildlife Refuge, NM red & pink
Colorado four o'clock (Mirabilis multiflora) -- in September -- Bluff Lake Nature Center, Denver Area, CO
Colorado four o'clock (Mirabilis multiflora) -- in September -- Organ Mountains-Desert Peaks National Monument, NM
heartleaf four-o'clock (Mirabilis nyctaginea) -- in June -- Eldorado Canyon State Park, CO red & pink
5-ribbed fruit
heartleaf four-o'clock (Mirabilis nyctaginea) -- in June -- Watson Lake State Wildlife Area, Larimer County, Co
smooth spreading four o'clock (Mirabilis oxybaphoides) -- in September -- Cloudcroft, Lincoln National Forest, NM red & pink