[Buttercups West of the Cascade Mountains]
Little Buttercup, Woodland Buttercup

Ranunculus uncinatus

Synonyms: Ranunculus bongardii, Ranunculus bongardii var. bongardii, Ranunculus bongardii var. tenellus, Ranunculus uncinatus var. parviflorus, Ranunculus uncinatus var. uncinatus

Little Buttercup, Woodland Buttercup: Ranunculus uncinatus var. parviflorus (Synonyms: Ranunculus bongardii, Ranunculus bongardii var. bongardii, Ranunculus bongardii var. tenellus, Ranunculus uncinatus var. parviflorus, Ranunculus uncinatus var. uncinatus)

Leaf of Little Buttercup, Woodland Buttercup: Ranunculus uncinatus var. parviflorus (Synonyms: Ranunculus bongardii, Ranunculus bongardii var. bongardii, Ranunculus bongardii var. tenellus, Ranunculus uncinatus var. parviflorus, Ranunculus uncinatus var. uncinatus)

Leaf of little buttercup as seen in moist forest at the base of Saddle Mountain in the Coast Range of northwestern Oregon.................May 21, 2009.
Paul Slichter