Flora of North America species comparison

erect to ascending, green when young, fastigiately branched, gland-dotted (in pits), resinous.

decumbent to ascending, green when young, often reddish tinged, soon reddish brown to brown, branched, twigs long-stipitate-glandular (sometimes with crinkly hairs interspersed).

mostly ascending to spreading;

blades filiform (adaxially sulcate), 10–35 × 0.5–1.5 mm, midnerves obscure, apices acute to obtuse or rounded, faces glabrous, gland-dotted (in circular, deep pits), resinous.

mostly erect or ascending;

blades spatulate (flat), 25–40 × 2.5–7 mm, midnerves (plus 2 smaller, collateral nerves) evident, apices acuminate, faces long-stipitate-glandular;

fascicles absent.

0.5–2 mm (bracts 0–3, mostly like outer phyllaries).

3–15 mm (long-stipitate-glandular, bracts 0–3, phyllary-like).

obconic, 5–9 × 2–5 mm.

turbinate to narrowly campanulate, 14–22 × 6–8 mm.

0.

0.

5–7;

corollas 5.8–8 mm.

10–21;

corollas 9.5–12 mm.

16–20 in 3–5 series (in vertical ranks), tan, lanceolate to oblong, 1–7 × 0.5–1.5 mm, strongly unequal, mostly chartaceous, midnerves mostly obscure, apices acute to rounded (outer each tipped with subspheric resin-gland), abaxial faces resinous.

17–23 in 2–4 series, tan to green, lanceolate to elliptic, 10–14 × 1.6–2.7 mm, subequal (outer often slightly longer than inner), outer herbaceous or with herbaceous cusps, inner mostly chartaceous, midnerves (often plus 2 collateral nerves) evident, (margins villous distally) apices acute to acuminate, abaxial faces stipitate-glandular, inner sometimes glabrous.

in cymiform to racemiform arrays (1–3 cm wide).

in (leafy) congested, paniculiform to cymiform arrays (1–4 cm wide).

tan to brown, narrowly ellipsoid, 3–4 mm, sericeous;

pappi off-white to brown, 6–7.5 mm.

tan to reddish, ellipsoid, 7–8 mm, glabrous or apically hairy;

pappi off-white to brown, sometimes reddish, 9–9.5 mm.

= 18.

= 18 [as Haplopappus bloomeri subsp. compactus].