Geum macrophyllum Willd.  
Family: Rosaceae
big-leaved avens, large-leaved avens
Geum macrophyllum image
Stephen L. Solheim  
Etymology: Geum: an ancient Latin name used by Pliny for this group
Plants: erect, perennial, up to 40" tall forb with hairy stems
Leaves: basal leaves long-stalked, end segment round to kidney-shaped, often 3-lobed, much larger than the side segments; upper leaves usually 3-parted
Flowers: yellow, 5-parted, 1/3"-1/2" wide, spreading petals somewhat longer than the sepals; inflorescence of erect flowers; blooms May-June
Fruits: hooked, dry seed
Habitat: moist; woods, rocky ledges
Conservation Status: Special Concern
Geum macrophyllum image
© Thayne Tuason  
Geum macrophyllum image
Corey Raimond  
Geum macrophyllum image
Emmet J. Judziewicz  
Geum macrophyllum image
Matt Bushman