Flora of North America species comparison

erect or slightly basally ascending, hirsute or hirsuto-villous to strigose or glabrate, eglandular.

erect, sparsely piloso-hispid (hairs spreading), sometimes strigose distally, eglandular.

basal (persistent) and cauline;

basal blades oblanceolate to oblanceolate-spatulate, 40–150 × 3–15 mm, margins usually entire, sometimes shallowly dentate, faces hirsute or hirsuto-villous to sparsely strigose or glabrate, eglandular;

cauline blades usually becoming lanceolate, abruptly or gradually reduced distally (bases sometimes subclasping).

basal (usually withering by flowering) and cauline;

basal blades mostly lanceolate to oblanceolate or ovate, 15–80 × 3–20 mm, margins coarsely serrate to nearly entire, faces sparsely strigoso-hirsute, eglandular;

cauline lanceolate to oblong, little reduced proximal to midstem.

5–9 × 10–20 mm.

3–5 × 6–12 mm.

125–175;

corollas white to pink or blue, 8–15 mm, laminae (nearly filiform) coiling tardily at tips.

80–125;

corollas white, 4–10 mm, laminae tardily coiling.

4–5.5 mm.

2–2.8 mm.

in (2–)3–4 series (greenish), hirsute to strigose, eglandular.

in 2–3(–4) series, sparsely villous or hirsuto-villous, minutely glandular.

1–15.

ca. 5–50+ in loosely paniculiform or corymbiform arrays.

1.2–1.5 mm, 2-nerved, faces sparsely strigose;

pappi: outer of setae, inner of 16–20 bristles.

0.8–1 mm, 2-nerved, faces sparsely strigose;

pappi: outer minute crowns of setae or narrow scales, inner 0 (rays) or of 8–11 bristles (disc).

= 27.