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Lady's Thumb (Polygonum pesicaria)
Image ID: yrt155
Other common names: Redleg
Family: Polygonaceae (Buckwheat)
Height: 0.66 to 2.5 ft.
Blooms: June to October
Leaf Type: smooth
Bloom Size: 0.125 in. (typical)
Flower Description: Elongate clusters, Irregular blossoms
Location: Youghiogheny River Trail
Notes: Triangular dark spot on leaf.
More photos of this flower
- Pennsylvania Smartweed
Lady's thumb has a distinctive triangular dark spot on its leaf.
- Swamp Smartweed
Lady's thumb has a distinctive triangular marking on the leaf. Swamp smartweed typically has a longer flower cluster and a larger leaf.
We started out as wildflowers from the bicycle trails of western Pennsylvania, but we've grown!
Meyer, Joseph E. (1918). The Herbalist and Herb Doctor. Hammond, Ind.: Indiana Herb Gardens. 400 pp.