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Download Water smartweed - Minnesota Board of Water and Soil Resources
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Transcript
Water smartweed Polygonum amphibium Minnesota C-Value: 4 Wetland Indicator Status: OBL Native Leaves: Leaves alternate with terrestrial or floating forms. Submerged or floating leaves are smooth, blunt, and short pointed. Terrestrial leaves are longer, hairy, and leatherlike. Stems: Variable in height and form, up to 1 meter in height. Flowers and fruit: 1, sometimes 2 terminal spikes, 1-4 in. long, pink to red in color. 5 stamens and 5-lobed sepals. Plant communities: Ponds, seasonally flooded basins, marshes, wet soils. Swollen stem node 2008 Comments: Perennial with rhizomes. A distinctive node where the leaf meets the stem is a key characteristic of Smartweed. Other Polygonum spp. have multiple flower spikes from the leaf axils and at the end of the stem.
