Species of Oreojuncus in the Carolinas. Figure composed with illustrations from Britton & Brown (1913) and Batson (1952); see attribution.
References:
Batson, W.T., Jr. 1952. The rushes of North and South Carolina. J. Elisha Mitchell Sci. Soc. 68:93–104.
Britton, N.L. and A. Brown. 1913. An illustrated flora of the northern United States, Canada, and the British Possesions. 3 vols. Scribner's Son, New York, N.Y., U.S.A.
Drábková, L.Z. and J. Kirschner. 2013. Oreojuncus, a new genus in the Juncaceae. Preslia 85: 483–503.