Flora of North America species comparison

glabrous.

(sometimes purplish-tinged) floccose-tomentose, unevenly glabrescent.

1–(2–4).

single or loosely clustered (erect or arching).

(thickish-turgid) progressively reduced distally; petiolate;

blades broadly lanceolate to subelliptic, 2.5–15 × 1–5 cm, bases tapered, margins sharply dentate to subentire (some teeth callous; mid leaves sometimes larger than proximal; distal leaves sessile, smaller, often clasping).

mostly cauline; petiolate (petioles about equaling blades);

blades lanceolate or oblanceolate to ovate, (2–)4–8+ × 1.5–3 cm, bases tapered, margins denticulate (distal leaves smaller, lanceolate or linear-lanceolate, bractlike).

± 8 or ± 13;

corolla laminae 5–12 mm.

± 13;

corolla laminae ± 15 mm.

(± 8) ± 13 or ± 21, 5–9 mm, tips black (villous).

usually ± 21, sometimes ± 13, (8–)10–15 mm, tips usually greenish (often sparsely hairy).

of (1–)3–6 linear to filiform bractlets (lengths to 1/3 phyllaries).

of 4–8 lanceolate to lance-linear bractlets (lengths mostly less than 1/2 phyllaries).

(1–)4–12 in corymbiform arrays.

nodding, 1(–2).

glabrous.

glabrous.

= 40.

= 40.