Carex laxiculmis

Carex laxiculmis, the creeping sedge, is a species of flowering plant in the family Cyperaceae, native to Ontario, Canada, and the central and eastern United States. As with most species of sedge, it prefers to grow in shady, wet areas. Its cultivar 'Hobb', sold under the trade designation, is available from commercial nurseries.

Subtaxa
The following varieties are currently accepted:
 * Carex laxiculmis var. copulata (L.H.Bailey) Fernald – central part of range, and Minnesota, and introduced to New York
 * Carex laxiculmis var. laxiculmis – entire range, except Minnesota