Flora of North America species comparison

densely to sparsely stellate-hairy, hairs to 0.5 mm.

stellate-hairy, hairs 0.1 mm.

stipules subulate, 2–5 mm;

petiole 1/2–1 times length of blade;

blade slightly discolorous, ovate, 2–5 cm, slightly longer than wide, base cordate, margins coarsely dentate, apex acute, surfaces stellate-hairy.

stipules subulate, 2 mm;

petiole to 1/3 length of blade;

blade discolorous, ovate-triangular to hastate-oblong, to 7 cm, base cordate, margins coarsely crenate, apex column with 5 apical teeth, glabrous;

stigmas included, glabrous;

flowers sometimes cleistogamous, smaller, petals shorter than calyx, stamens 5.

axillary solitary flowers.

2–5 cm, usually subequal to petiole;

involucellar bractlets 5, alternate with calyx lobes, usually linear-lanceolate, 1–2 mm wide, shorter than to subequal to calyx, hirsute.

calyx 9–12 mm, hirsute, lobes prominently 3–5-veined;

corolla rotate, petals lavender to pink, not auriculate, 15–25 mm;

staminal column usually declinate resulting in somewhat bilateral flower, with 5 apical teeth, glabrous;

stigmas included, usually villous.

tufted on hilum.

minutely puberulent.

pallid, 8–9 mm diam., subglabrous;

mericarps pale brown, without spines, obscurely carinate dorsally, otherwise smoothly rounded, 3.5–4 mm.

pale green, maturing dark brown to ± black, 6 mm diam., puberulent;

mericarps without spines, dorsally keeled, 4 mm, reticulate-costate.

= 56.