Rumex genus --- buckwheat family
sheep sorrel (Rumex acetosella) -- in July -- Old Fall River Road, Rocky Mountain National Park, CO red & pink CO-RMNP
curly dock (Rumex crispus) -- in July -- Carter Lake Open Space, Larimer County, CO
curly dock (Rumex crispus) -- in September -- Bobcat Ridge, Fort Collins Natural Area, CO
curly dock (Rumex crispus) -- in February -- Pineridge Natural Area, Fort Collins, CO
denseflowered dock (Rumex densiflorus) -- in June -- Kebler Pass Road, Gunnison County, CO red & pink
canaigre dock (Rumex hymenosepalus) -- in March -- Monument Valley Utah UT-S
canaigre dock (Rumex hymenosepalus) -- in August -- Snowy Range, WY
canaigre dock (Rumex hymenosepalus) -- in April -- Arches National Park, UT
western dock (Rumex occidentalis) -- in April -- Arapaho Bend Natural Area, Fort Collins, CO red & pink FC-AB
western dock (Rumex occidentalis) -- in July -- Rollins Pass Road, Gilpin County, CO
Mexican dock (Rumex triangulivalvis) -- in August -- Pikes Peak Area, CO green & brown
wild-begonia (Rumex venosus) -- in June -- Camel Rock, Sand Creek National Landmark, WY red & pink WY-SC
wild-begonia (Rumex venosus) -- in April -- Bluff Lake Nature Center, Denver Area, CO