Gmelin's buttercup, more...small yellow water crowfoot
[Ranunculus gmelinii var. hookeri (D. Don) L. D. Benson, more, Ranunculus purshii Richardson, Ranunculus purshii var. dissectus Lunell, Ranunculus purshii var. geranioides Lunell, Ranunculus purshii var. polymorphus Lunell, Ranunculus purshii var. radicans Lunell, Ranunculus purshii var. schizanthus Lunell]
