Species of Juncus in the Carolinas with flowers borne singly on the inflorescence branches. Leaves are flat for all species above, except J. dichotomus (nearly terete, flat, or channeled) and J. pelocarpus (terete). Juncus bufonius is the only annual. Figure composed with illustrations from Britton & Brown (1913), Batson (1952), Brooks & Clemants (2000), Krings (n.d. [capsule of J. anthelatus]), and USDA NRCS (n.d); 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.
Brooks, R.E. and S.E. Clemants. 2000. Juncus. In: Flora North America Editorial Committee, eds. Flora of North America north of Mexico, Vol. 22. Oxford Univ. Press, New York, N.Y., U.S.A.
USDA NRCS. n.d. [not dated] Wetland flora: Field office illustrated guide to plant species. NRCS National Wetland Team. (https://plants.usda.gov, accessed 4 Apr 2022)