Flora of North America species comparison

erect, terete when young, minutely tomentulose.

erect, roughly stellate-pubescent with minute intermingled glandular hairs.

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, 3–10 mm;

petiole shorter than blade;

blade slightly discolorous, ovate, 2.5–10 cm, slightly longer than wide, base truncate to cordate, margins obscurely crenate to serrate, apex acute, sometimes acuminate, surfaces roughly pubescent.

solitary flowers or in open panicles.

solitary flowers or racemes or panicles.

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 8–13 mm, basally cuneate, lobes basally overlapping, erect in fruit, acuminate, to 8 mm wide;

corolla orange-yellow throughout, petals 10 mm;

staminal column pubescent;

style 8–10-branched.

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

3 per mericarp, 3 mm, uniformly puberulent.

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

mericarps: apex acute or apiculate, surface tomentulose.

± ovoid, 10–13 × 10–13 mm;

mericarps: apex acuminate, surface with both stellate and glandular hairs.

= 14.

= 42.