Flora of North America species comparison

moderately crowded, gray-green;

blades 1-nerved, oblanceolate, 15–50 × 1–3 mm, faces abundantly stipitate-glandular;

distalmost ± equaling arrays.

moderately crowded, green;

blades 1-nerved, linear, 20–35 × 1–2 mm, faces glabrous, viscidulous;

distal overtopping arrays.

11–15 mm.

10–11.5 mm.

5–10;

corollas yellow, 8.3–9.5 mm, tubes sparsely hairy, throats gradually dilated, lobes 1.4–1.7 mm.

(4–)5–12;

corollas yellow, 9–10 mm, tubes finely glandular-puberulent, throats gradually dilated, lobes 1.4–1.7 mm.

9–13, whitish, tan, or purplish, apices erect to spreading, acute.

(11–)13–18, ± chartaceous, outer apices long-acuminate, herbaceous, inner acuminate (viscidulous).

4–10+ in (sometimes branched) racemiform arrays.

2–5 in ± cymiform arrays or borne singly.

= 18.

= 18.