Flower ID: IMG_2823.JPG-08-19-2019 Flower name (scientific): Persicaria amphibia var. emersa (André Michaux) J.C.Hickman PY: 1984. A number of sources treat this var. as a synonym of Persicaria amphibia (Linnaeus) Delarbre . Flower name (common): Swamp Smartweed Family name (common): Buckwheat Family name (scientific): Polygonaceae Scientific name origin: Genus: Specific epithet: Common name origin: Flower description: Size: 0.1 to 0.2 inches ( 0.3 to 0.5 cm) Petal count: 5 Color: pink Other: flower arrangement, Spike Plant description: Size: 12 to 60 inches (30 to 152 cm) Stem hairy: Other: Leaf description: attachment is alternate, type is simple Size: Color: Hairy: Other: Shape: leaf, ovate-lanceolate to elliptic or oblong-lanceolate (FNA) Origin (native, introduced, invasive): Native Status (common, uncommon, threatened, rare): Common Bloom time (typical): June to September Cycle (annual, biennial, perennial): Perennial Habitat: Fruit: Seed: Importance to wildlife: How to differentiate related varieties: Persicaria amphibia var. emersa has a terrestrial habitat, whereas Persicaria amphibia var. stipulacea has an aquatic habitat, though it can be stranded on land. P. amphibia var. emersa has inflorescences 4 to 11 cm which may reach up to 15 cm, whereas P. amphibia var. stipulacea has shorter inflorescences 1 to 4 cm but can range up to 6 cm in length. Ethnobotany: Latitude: 44.797002 Longitude: -91.512612 Altitude: 256.40 Distribution: In Wisconsin: In US: In Canada: References: Harold R. Hinds, Craig C. Freeman, In: Flora of North America Editorial Committee, eds. 1993+. Flora of North America North of Mexico [Online]. 22+ vols. New York and Oxford. Vol. 5. http://floranorthamerica.org/Persicaria_amphibia. Accessed [10-03-2021].