Flora of North America species comparison

1–9, weakly erect, ascending, or decumbent, 4.8–14 dm, hairy, hairs 4-rayed, stellate, and often simple, spreading or retrorse, sometimes glabrate.

stipules persistent, ovate, somewhat auriculate, 8–16(–21) × 3.5–10(–13) mm;

petiole 2–27(–37) cm;

blade suborbiculate to ovate, (3–)5–7-lobed, 4–14(–19) × (2.3–)5–15 cm, surfaces hairy, hairs stellate and simple, lobes broad, oblong or obovate.

racemose;

involucellar bractlets 3, lanceolate or ovate, 8–22 × 1–4 mm.

bisexual;

calyx lobes valvate in bud, forming apiculate or acuminate point;

petals red or pale red without white basal spot, 2–3.2 cm.

8.5–11.5 mm diam.;

mericarps 15–20, 4–4.6 × 2–3.5 mm, sparsely hairy, indehiscent;

beaks not prominent, 0.7–2 mm;

collars well developed, 2-lobed.

= 56.