Flora of North America species comparison

glabrous.

glabrous (or with hairs on peduncles).

1–(2–4).

single (often purplish-tinged).

(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 basal; petiolate (petioles ± winged, lengths 1–3+ blades);

blades broadly ovate to ovate-orbiculate, (1.5–)2.5–4.5(–6) × 1.5–4(–5) cm, bases truncate or tapered, margins weakly dentate or repand-denticulate to subentire (cauline leaves smaller, bractlike).

± 8 or ± 13;

corolla laminae 5–12 mm.

± 13+;

corolla laminae 10–14 mm.

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

± 21, (8–)10–16 mm, tips green.

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

of 3–5+ lanceolate to lance-linear bractlets (lengths 1/2–2/3 phyllaries).

(1–)4–12 in corymbiform arrays.

nodding, 1(–2).

glabrous.

glabrous.

= 40.