Wood Anemone, Anemone quinqefolia
Ranunculaceae or Buttercup Family
 

Low erect herb, Three leaves, each with three leaflets.  Leaflets toothed and irregularly cleft into lobes.  Flowers with five (plus or minus) white, petal-like sepals

Native woodland plant.  Rare in Wildwood.

Rue anemone (Thalictrum thalictroides) has more and rounder sepals and distinctive leaves.  Thimbleweed (Anemone virginiana) is much taller, with smaller, greenish-white flowers.  Mountain anemone (Anemome lancifolia) is similar, but has leaves evenly toothed, without clefts; it has not been reported from the Park.