Flora of North America species comparison

50–120 cm, sparsely tomentose to glabrate, glabrescent, eglandular.

surfaces sparsely tomentose to glabrate, abaxial soon glabrescent, sometimes both glabrate, eglandular;

basal and proximal cauline with petiole 5–15(–20) mm;

blade lanceolate to ovate or oblong, 12–30 × 5–12(–15) cm, base shallowly cordate to nearly truncate;

cauline not clasping or distal ones clasping, gradually smaller distally, base not decurrent, margins crenate, apex of distal cauline and floral bracts acute.

unbranched, sometimes branched from proximal nodes, narrowly conic panicle, flowers loosely overlapping, in clusters of 5–10;

rachis sparsely tomentose to glabrate, glabrescent, thinly tomentose on abaxial leaf surfaces, not completely obscuring epidermis, sometimes glabrate on both surfaces, eglandular;

bracts linear, 4–7(–15) mm, base not decurrent, apex acute, sparsely tomentose to glabrate, glabrescent, thinly tomentose on abaxial leaf surfaces, not completely obscuring epidermis, sometimes glabrate on both surfaces, eglandular.

free, 5–12(–15) mm;

bracteoles 2.

calyx 3–4.5 mm, sparsely tomentose to glabrate, glabrescent, thinly tomentose on abaxial leaf surfaces, not completely obscuring epidermis, sometimes glabrate on both surfaces, eglandular, lobes linear-oblong to linear-lanceolate;

corolla yellow to cream, 18–25 mm diam., pellucid glands relatively numerous;

filaments villous, hairs purple to violet;

stigma capitate.

ovoid-ellipsoid to ellipsoid-obovoid, 4–5 mm, tomentose.