Flora of North America species comparison

± branched, branches notably thickened distally.

± branched, branches notably thickened distally.

(1–)5–20(–30), erect, leafy, ± branched distally.

1–15, erect, unbranched.

basal and cauline, entire, glabrous or sparsely to moderately lanuginose to sericeous, usually densely gland-dotted;

basal leaves tightly clustered, blades linear-oblanceolate;

proximal cauline blades linear-oblanceolate;

mid blades linear-oblanceolate to linear, 1.7–2 mm wide;

distal blades linear-oblanceolate to linear.

all basal (new leaves tightly clustered);

blades obovate or oblanceolate to linear-oblanceolate, entire, densely hairy (not strigoso-canescent), ± gland-dotted.

5–18.5 cm, ± hairy, usually densely hairy distally.

4–15 cm, ± hairy.

8–12 × 13–17 mm.

5–9 × 6–10 mm.

7–10;

corollas 10–20 mm.

0.

(40–)80–150+;

corollas yellow, 3.3–4.5 mm.

20–40;

corollas yellow, 2.5–4 mm.

7–12, 5–6.4 mm, margins 0–0.3(–0.4) mm wide, usually scarious, abaxial faces ± hairy.

8–10, 4–5(–6) mm, margins 0–0.2 mm wide, sometimes slightly scarious, abaxial faces densely hairy.

(1–)5–30(–40) per plant (1–5 per stem), borne singly or in paniculiform to corymbiform arrays.

1–15 per plant, borne singly.

3–4.1 mm;

pappi of 5–7 lanceolate or obovate to oblanceolate, aristate scales 2.7–4.5 mm.

2.8–4 mm;

pappi of 5–6 ovate to lanceolate or obovate to oblanceolate, aristate scales 2.5–3.5 mm.

= 28, 30, 56, 60.