Flora of North America species comparison

(30–)50–200 cm, densely and persistently tomentose, eglandular.

surfaces densely and persistently tomentose, eglandular;

basal and proximal cauline with petiole 40–80 mm;

blade ovate-lanceolate to ovate-elliptic or oblong, (10–)15–25(–35) × 4–10(–15) cm, base attenuate;

cauline subauriculate-clasping, gradually smaller distally, base not decurrent, rarely slightly so, margins entire or shallowly crenate, apex of distal cauline and floral bracts caudate-acuminate to short-acuminate.

unbranched, narrowly cylindric, flowers densely overlapping or remote proximally, in clusters of 2–9;

rachis densely and persistently tomentose, eglandular;

bracts ovate-lanceolate, 9–15 mm, base short-decurrent or not at all, apex acute to short-acuminate, densely and persistently tomentose, eglandular.

adnate to rachis at base, 2–8(–15) mm;

bracteoles 2.

calyx 5–12 mm, densely and persistently tomentose, eglandular, lobes lanceolate to triangular;

corolla yellow, 30–55 mm diam., pellucid glands absent or relatively few;

proximal filaments glabrous at least distally, distal pair villous, hairs white or yellow;

stigma spatulate, base decurrent.

elliptic-ovoid, 5–8 mm, tomentose.

= 32.