Persicaria arifolia (L.) Haraldson (redirected from: Tracaulon arifolium)
Family: Polygonaceae
Halberd-leaf tearthumb
[Polygonum arifolium L.,  more]
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Botanical Illustration  
Etymology: Persicaria: peach-like, the medieval name for knotweed
Plants: climbing or tangling, annual, 3'-6' long, slender forb; 4 -angled stems very prickly
Leaves: alternate; triangular with wide, flaring lobes at the base
Flowers: pink to white, 5-parted, 3/8" long, egg-shaped, stalkless, petals and petal-like sepals; inflorescence short, rounded, uninterrupted clusters both terminal and from the leaf axils; blooms Aug.-Sept.
Fruits: dry seed
Habitat: wet; marshes, swamps, wet meadows
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Merel R. Black  
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Merel R. Black  
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Robert W. Freckmann  
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Merel R. Black  
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Robert W. Freckmann  
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