Flora of North America species comparison

erect, terete when young, minutely tomentulose.

erect, sparsely to densely stellate-pubescent, sometimes also with few simple hairs to 2 mm.

stipules subulate, 3 mm;

petiole ca. 1/2 times as long as blade;

blade concolorous, ovate, to 6 cm, longer than wide, base cordate, margins irregularly serrulate or crenate, apex acute or acuminate, surfaces densely tomentulose, obscured by pubescence.

stipules subulate, 2–4 mm;

petiole 1/2 to as long as blade;

blade markedly discolorous, narrowly ovate, 5–11 cm, to 2 times as long as wide, base cordate, margins crenate, apex acute or slightly acuminate, surfaces densely soft-tomentose abaxially, sparsely scabridulous adaxially.

solitary flowers or in open panicles.

solitary flowers.

calyx 3–5 mm, lobes not overlapping, spreading or somewhat reflexed in fruit, lanceolate-ovate;

corolla reflexed, yellow or pink with dark red center, petals 4–6 mm;

staminal column pubescent;

style 5-branched.

calyx 10–15 mm, lobes basally overlapping, erect, broadly cordate, accrescent to 25 mm, to 20 mm wide;

corolla yellow or yellow-orange throughout, petals 15–25 mm;

staminal column glabrous;

style 13–15-branched.

3 per mericarp, 2 mm, puberulent but appearing glabrous.

3 per mericarp, 2.5 mm, minutely scabridulous.

cask-shaped, not medially constricted, 7–9 × 6 mm;

mericarps: apex acute or apiculate, surface tomentulose.

± ovoid, 15 × 15 mm;

mericarps: apex acuminate, surface stellate-pubescent.

= 14.

= 14.