Flora of North America species comparison

1–2 m, paniculately branched;

herbage sparsely hispid, hairs simple, forked, and stellate.

1–2.5 m;

herbage densely to sparsely stellate-hairy.

blades 5- or 7-lobed, 5–10 cm wide, lobes lanceolate to triangular, base truncate to cordate, margins with coarse rounded to pointed teeth.

blades (3-), 5-, or 7-lobed, 6–20 cm wide, lobes broadly triangular-ovate, base truncate to cordate, margins crenate-dentate, sinuses broad, obtuse.

solitary flowers or few-flowered clusters forming open panicles;

involucellar bractlets linear to linear-lanceolate, 5–10 × 1 mm, 1/3–1/2 calyx length.

clusters forming interrupted racemes distally;

involucellar bractlets linear, 6–9 × 1 mm, 1/2–2/3 as long as calyx.

calyx 15–20 mm, lobes lanceolate to ovate-lanceolate, 10–15 mm, longer than wide, exceeding tube, hirsute with few-rayed hairs 1–2 mm;

petals deep rose-purple, 1.5–2.5 cm.

fragrant;

calyx 12–18 mm, lobes broadly ovate-acuminate, 6–8 mm, ± as wide as long, ± equaling tube;

petals pale rose-purple, 2.5–3 cm.

2 or 3(or 4), dark brown, 3 mm, densely hairy.

15 mm diam.;

mericarps 15, 10 mm.

= 66.