- Polygonum amphibium var. emersum
- ID - 66234Symbol Key - POAMECommon Name - longroot smartweedFamily - PolygonaceaeCategory - DicotDivision - MagnoliophytaUS Nativity - Native to U.S.US/NA Plant - YesState Distribution - AR, AZ, CA, CO, CT, DC, DE, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WYGrowth Habit - Forb/herbDuration - PerennialXgenus - N/AGenus - PolygonumXSpecies - N/ASpecies - amphibiumSsp - N/ASubspecies - N/AVar - var.Variety - emersumForma - N/AGenera Author - L.Binomial Author - L.Trinomial Author - Michx.Quadranomial Author - N/AFederal Noxious Status - N/AFederal Noxious Common Name - N/AState Noxious Status - CA (CW)State Noxious Common Name - CA (kelp)PLANTS Invasive Status - N/AFederal T/E Status - N/AFederal T/E Common Name - N/AState T/E Status - N/AState T/E Common Name - N/ANational Wetland Indicator Status - N/ACharacteristics Data - N/A
USDA Plant Characteristics. 2013.