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<p>This image is not copyrighted and may be freely used for any purpose. Please credit the artist, original publication if applicable, and the USDA-NRCS PLANTS Database. The following format is suggested and will be appreciated:</p> <p>Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database / USDA SCS. 19

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Supplier: USDA NRCS PLANTS Database

Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln.

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