Flora of North America species comparison

3–20 cm (caudices branching or rhizomes stout).

0.5–4 cm.

none.

none.

3-nerved, narrowly oblanceolate, 10–60(–100) × 3–12 mm, tips acute, faces gray-woolly or tomentose.

1-nerved, linear to narrowly spatulate, 8–11 × 1–1.2 mm, tips acute, faces ± gray-tomentose.

linear, 5–40 mm, mid and distal flagged.

linear or oblanceolate, 7–12 mm, not flagged (apices acute).

staminate 4.5–6 mm; pistillate 5–8 mm.

staminate 6–8 mm; pistillate 10–11 mm.

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

staminate 3–5 mm; pistillate 8–10 mm.

(proximally light brown, dark brown, or olivaceous) distally whitish or light brown.

distally dingy brown (apices acute-acuminate).

3–9 in corymbiform arrays.

borne singly.

1–1.6 mm, glabrous;

pappi: staminate 4–5 mm; pistillate 3.5–5 mm.

2–3.5 mm, pubescent;

pappi: staminate 4.5–6 mm; pistillate 10–12 mm.

= 28 (under A. neodioica).

= 28, 56.