Colorado Native Plant Society

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Colorado Native Plant Society

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Russian Olive (Elaeagnus angustifolia)

Russian Olive (Elaeagnus angustifolia)

by | Feb 27, 2021

Russian Olive (Elaeagnus angustifolia), Oleaster Family (Elaegnaceae), introduced noxious weed, often cultivated and where it is found along roadsides, streams, or floodplains from plains to foothills on the Eastern and Western Slopes. Blooms from May through July....
Western Salsify (Tragopogon dubius)

Western Salsify (Tragopogon dubius)

by | Feb 26, 2021

Western Salsify (Tragopogon dubius), Aster Family (Asteraceae), Introduced species found in disturbed places and open meadows from the plains to subalpine, on the Eastern and Western Slopes. Blooms from May through September. Photo by Mo...
Burr Buttercup (Ranunculus testiculatus)

Burr Buttercup (Ranunculus testiculatus)

by | Feb 26, 2021

Burr Buttercup (Ranunculus testiculatus), Buttercup Family (Ranunculaceae), introduced species found in disturbed areas such as trailheads, parking lots, lawns and forest clearings and on dry slopes from plains to foothills on the Eastern and Western Slopes. Blooms...
Columbian Monkshood (Aconitum columbianum)

Columbian Monkshood (Aconitum columbianum)

by | Feb 24, 2021

Columbian Monkshood (Aconitum columbianum), Buttercup Family (Ranunculaceae), native and common in meadows and along streams in the mountains from montane to alpine, on the Eastern and Western Slopes. Blooms from June through August. Photo by Mo...