Polygonum ramosissimum
Family: Polygonaceae
bushy knotweed
Polygonum ramosissimum image
Emmet J. Judziewicz  
Etymology: Polygonum: derived from the Greek words polys, "many," and gonu, "knee or joint," hence "many joints" because of the thickened joints on the stem
Plants: erect or sprawling, annual, 12"-40" tall forb; stems with several branches
Leaves: alternate, narrow, flat, leaves on branches much smaller than those on the stem, jointed at the base
Flowers: greenish, 5-parted, 1/8" long, with a deep cleft, petals and petal-like sepals joined at the base with the outer 3 longer than the inner 2; inflorescence with 1-3 flowers in erect clusters from the upper nodes
Fruits: blackish, smooth, shiny, dry, oval, 3-angled seed
Habitat: moist; shores
Conservation Status: Native
Polygonum ramosissimum image
Emmet J. Judziewicz  
Polygonum ramosissimum image
Emmet J. Judziewicz  
Polygonum ramosissimum image
Emmet J. Judziewicz  
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
Polygonum ramosissimum image
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