Flora of North America species comparison

4–25 cm.

7–35(–70) cm (often viviparous in late season, bearing propagules in distal and, sometimes, proximal leaf axils, sometimes woody at bases).

2.5–18 cm.

none.

1-nerved, narrowly spatulate to cuneate-oblanceolate, 15–65 × 6–18 mm, tips mucronate, faces abaxially tomentose, adaxially gray-pubescent (green-glabrescent with age).

1–3-nerved, linear to narrowly spatulate, 18–55 × 1–10 mm, tips acuminate, faces gray-tomentose.

linear, 1.5–25 mm, distal flagged.

narrowly oblanceolate to linear, 5–60 mm, flagged.

staminate 4–7 mm; pistillate 6–10 mm.

staminate 3.5–5.5 mm; pistillate 3.5–6.5 mm.

staminate 2.7–5 mm; pistillate 4.5–6.5(–7) mm.

staminate 2.5–4 mm; pistillate 2–4 mm.

distally white.

(relatively narrow, proximally green or golden brown, glabrous) distally white, acute.

(1–)2–8 in corymbiform to spiciform or racemiform arrays.

10–110+ in racemiform to paniculiform or corymbiform arrays.

0.9–1.4 mm, minutely papillate;

pappi: staminate 3.5–6.5 mm; pistillate 6–8.5(–9.5) mm.

1–2 mm, sparingly papillate or papillate-strigose (hairs clavate);

pappi: staminate 3–4.5 mm; pistillate 2.5–4 mm.

= 28.

= 28.