Flora of North America species comparison

erect to spreading, green when young, becoming reddish brown, intricately branched, glabrous or sparsely hairy, sometimes resinous.

ascending to spreading;

blades linear (slightly concave), usually recurved, 5–15 × 0.5–1.5 mm, midnerves evident abaxially, apices acute, usually mucronate, faces glabrous or sparsely hairy, gland-dotted (not in deep pits), ± resinous;

axillary fascicles of 4–7 leaves usually present.

1–10 mm (glabrous or with conic hairs, resinous).

subcylindric, 10–15 × 3–7 mm.

0.

5–6;

corollas 9–10.5 mm.

18–30 in 5–7 series, tan, ovate to elliptic, 2–12 × 1–2.5 mm, unequal, mostly chartaceous, occasionally herbaceous-tipped (mid bodies apically obtuse to truncate), appendages usually herbaceous, often spreading to recurved, midnerves faint, (margins membranous, fimbriate distally, otherwise sometimes ciliolate) apices acute to cuspidate, abaxial faces mostly resinous.

borne singly or (2–7) in cymiform arrays (clusters 3–20 mm).

tan to brown, turbinate to narrowly oblanceolate, 5–7 mm (ribs 5–7), moderately hairy distally;

pappi off-white to brown, 9–10.5 mm.