Flora of North America species comparison

suberect to decumbent, with patent or retrorse, simple hairs, hairs 1 mm.

erect, with simple hairs 0.5–1 mm and shorter glandular hairs.

petiole 1/2 times to equaling blade, hispid;

blade concolorous, often with purple blotch along midvein, ovate, triangular, hastate, or sometimes palmately lobed, mostly 3–9 cm, membranous, base cordate, wide-rounded, or truncate, margins crenate to subentire, apex acute, surfaces sparsely hairy, hairs mostly simple, appressed, 1 mm.

petiole subequal to blade or shorter upward, with simple hairs 0.5–1 mm and shorter glandular hairs;

blade concolorous, broadly ovate, gradually reduced and narrower upward, to 12 cm, membranous, base cordate, margins dentate, apex acuminate, surfaces minutely tomentose.

solitary flowers.

usually panicles.

4–12 cm, often exceeding leaf.

1–5 cm.

calyx 5–10 mm, accrescent to 12–20 mm, lobes without dark midrib, apex acute, hispid;

petals purplish or lavender, rarely white, drying purplish, sometimes bluish, 8–26(–30) mm;

staminal column hairy;

style 10–19-branched;

stigmas glabrous.

calyx 5–7 mm, lobes with dark midrib, apex ± acuminate, tomentose;

petals pale yellow, drying reddish, 10 mm, prominently bearded on claw;

staminal column with recurved hairs;

style 5-branched;

stigmas glabrous.

with or without enclosing endocarp.

without enclosing endocarp.

8–11 mm diam. (excluding spines), densely hispid;

mericarps 10–19, with dorsal spur 1.5–4 mm.

6 mm diam., minutely hairy;

mericarps 5, dorsally rounded.

= 30, 60, 90.

= 30.