The leaves are barely visible on the lower flower, and it is a cinquefoil. You might find it by browsing this link for those in your area.
A species looking like your plant is a listed noxious weed out here. http://www.nwcb.wa.gov/weed_info/Potentilla_recta.html
Thank you, friends, for your efforts. Sorry about the poor pix quality. It does appear to be a Sulfur Cinquefoil. It's what we in the rustbelt call a wildflower. Here's a better leaf shot.
