Flora of North America species comparison

decumbent to ascending, much branched, elongate, reddish at least basally, glandular-pubescent, rarely glabrous or viscid-pubescent.

decumbent to ascending, little to moderately branched, elongate, glandular-pubescent.

petiole 1–4.5 cm;

blade broadly ovate to orbiculate, 1–5 × 0.5–3 cm, margins entire or ± repand and undulate, surfaces glabrous or sparsely glandular-pubescent.

petiole 0.8–4 cm;

blade ovate to oblong-ovate, 2–5 × 1.5–3.5 cm, margins entire to ± sinuate and undulate, surfaces glandular-pubescent.

peduncle longer than subtending petiole;

bracts lanceolate to ovate, 3–10 × 1–5 mm, papery, puberulent to densely glandular-pubescent;

flowers 15–35.

peduncle longer than subtending petiole;

bracts lanceolate to broadly ovate, 4–9 × 1.8–6 mm, papery, puberulent to glandular-pubescent, often villous basally;

flowers 12–24.

tube greenish to coral pink, 6–18 mm, limb white to pale pink, 5–8 mm diam.

tube rose red, at least basally, 10–20 mm, limb white to pink, 6–8 mm diam.

winged, turbinate, 3–8 × 3–6 mm, coriaceous, apex broadly tapered to prominent beak;

wings (2–)5 (when 2, folded together) truncate distally with conspicuous dilations, cavities extending throughout.

winged, broadly cordate or ± round in profile, 4–6 × 4–6 mm, coriaceous, apex deeply notched with small beak;

wings 2(–3), infrequently partially folded together, without dilations, interior spongy.