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Keywords from Image Description:
Persicaria sagittata NRCS. en Persicaria sagittata Gross syn Polygonum sagittatum arrowleaf tearthumb usda gov Robert Mohlenbrock USDANRCS PLANTS Database USDA SCS Midwest wetland flora Field office illustrated guide to plant species Midwest National Technical Center Lincoln Robert Mohlenbrock USDA SCS Midwest wetland flora