Flora of North America species comparison

sparsely appressed-hairy throughout or glabrous in distal 1/2.

glabrous or appressed-hairy proximally, glabrous distally.

stipules translucent, colorless, usually flushed pale wine red proximally, apex pale green, sometimes with pale wine red margins and veins;

blade reniform-orbiculate, 7–9-lobed, margins flat, basal sinuses narrow or closed, middle lobes as long as and rounded to longer than their half-widths;

incisions long or short, 2–5 mm;

teeth usually connivent, symmetric to slightly asymmetric, apex acute, abaxial surface with nerves hairy throughout or in distal 1/2 only, internerve regions usually glabrous (except sometimes on 2 basal lobes), adaxial glabrous or slightly hairy at margin.

stipules translucent, usually suffused with red proximally, translucent to pale green distally, lobes pale green;

petiole glabrous or sparsely to densely appressed-hairy;

blade reniform-orbiculate, 7–9(–11)-lobed, margins flat or slightly undulate, basal sinuses narrow or wide, middle lobes as long as to longer than their half-widths, rounded to triangular-ovate;

incisions absent;

teeth ± connivent, slightly concave near apex, strongly asymmetric, apex subacute or obtuse, abaxial surface with nerves hairy throughout or in distal 1/2 only, internerve regions glabrous, adaxial glabrous or slightly hairy near margins, rarely (late-season leaves) hairy on folds.

primary branches glabrous.

primary branches glabrous.

glabrous.

glabrous.

epicalyx bractlet lengths 0.5 times to almost equal to sepals (always narrower);

hypanthium glabrous.

epicalyx bractlet lengths 0.5 times sepals (narrower);

hypanthium glabrous.

not exserted.

exserted from discs.