Flora of North America species comparison

erect or spreading, slender, stiff.

sheaths hirsute;

principal blades linear to lance-linear, 5–12 cm, hirsute-hispid-ciliate, surfaces strigose-hispid or glabrous.

in solitary terminal clusters or several terminal clusters, less often from proximal 1–2 nodes, principal involucral bract mostly exceeding compound or cluster.

lance-ovoid to cylindric, 5–8(–12) mm, apex acute;

fertile scales oblong to obovate, 2.5–3 mm;

cusp excurved, nearly length of scale, scabridulous;

median ribs 3, strong.

perianth bristles extending at least to base of perianth blades, often near to tips, retrorsely barbellate;

perianth blades long-clawed, mostly ovate, base 3–5-ribbed, apex slenderly acuminate, incurved, awned;

anthers 1–3, 0.5–0.7 mm.

stipe slender;

body angles wirelike, faces lustrous, deep brown to red-brown, 1 mm;

beak slender, stiff, tip papillate.

= 46.