Smilax ecirrhata, the upright carrionflower, is a species of flowering plant in the greenbriar family. It is native to Ontario and to the central United States (Great Lakes Region and Mississippi/Ohio/Missouri Valley).Kew World Checklist of Selected Plant FamiliesBiota of North America Program, 2013 county distribution map It is found in rich, calcareous forests along floodplains.Smilax ecirrata at the University of Michigan Herbarium It is an herbaceous plant that has green umbels of flowers in late spring.Flora of North America
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