Prepared by Jennifer L. D’Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. Updated February 2018. Scientific name: Scirpus cyperinus (L.) Kunth Common name(s): woolgrass, wool grass, bulrush, cottongrass bulrush, marsh bulrush, teddybear paws, common woolsedge Link(s): USDA PLANTS Profile, NPIN Profile, Go Botany Images: (to see enlargements [PC]: click on image, then right click