Flora of North America species comparison

(grayish green) densely puberulent.

blades pale grayish green, usually 1-nerved, sometimes 3-nerved proximally, narrowly linear, 10–40 × 1–2 mm, often twisted, canaliculate, margins flat or involute, puberulent, apices acute, faces densely puberulent.

turbinate, 5–7 mm.

mostly 5;

corollas 5–6 mm, lobes 0.7–1.2 mm.

14–16 in 3–4 series, in weakly aligned vertical ranks, midveins obscure to evident distally, ± keeled, oblong, unequal, margins scarious, entire to ciliolate, subapical green patch sometimes present, apices obtuse or outer barely acute, faces puberulent.

in small, compact, cymiform arrays.