Drummond's
Cinquefoil
Potentilla drummondii
Synonym: Potentilla anomalofolia, Potentilla cascadensis, Potentilla drummondii ssp. drummondii, Potentilla dissecta var. drummondii, Potentilla drummondii var. cascadensis
- 
Drummond's cinquefoil as seen in moist meadows surrounding Junction Lake in the Indian Heaven Wilderness of the southern Cascades of Washington...........August 5, 2010.

Drummond's cinquefoil as seen in moist meadows along the McClellan Meadows Trail #157 about one and onoe-half miles downhill to the west of Forest Road 65, Gifford Pinchot National Forest..........July 4, 2020.

The photo above shows a close-up of the flower
of Drummond's cinquefoil. Note the numerous stamens and pistils. Photographed
in a dry meadow along a stream feeding the upper parts of Cougar Creek at the
southeastern side of Mt. Adams.........May 29, 2005.

The photo above shows a close-up of the pinnately compound leaf
of Drummond's cinquefoil. Note the 5-7 greenish leaflets. The similar Brewer's
cinquefoil has leaves which are more gray-haired on the dorsal surface.
Photographed in a dry meadow along a stream feeding the upper parts of Cougar
Creek at the southeastern side of Mt. Adams..........May 29, 2005.
Paul Slichter