Flora of North America species comparison

decumbent, vining, or spreading, finely crisped-puberulent, sparsely subsessile-glandular;

spines at nodes absent;

prickles on internodes absent.

petiole (1.5–)2.5–5.5(–8) cm, pubescent, stipitate-glandular;

blade orbiculate, 5–7-lobed, cleft nearly 1/2 to midrib, (2.5–)4–12 cm, base deeply cordate, surfaces ± crisped-puberulent at least on veins, usually with some sessile, crystalline glands and more numerous, very short-stipitate, noncrystalline glands abaxially, glabrous adaxially, lobes ovate-triangular, margins shallowly to coarsely 2 times crenate-serrate, apex acute to obtuse.

erect or ascending, 6–8-flowered racemes, (2–)3–6(–8) cm, axis stipitate-glandular, flowers evenly spaced.

jointed, (2.2–)3.2–12 mm, pubescent, red stipitate-glandular;

bracts linear to lanceolate-subulate, 0.9–2.8(–3.6) mm, copiously crisped-puberulent, moderately reddish stipitate-glandular.

hypanthium greenish white with pinkish tinge to red or purple, shallowly bowl-shaped, 0.6–1 mm, pubescent and stipitate-glandular abaxially, glabrous adaxially;

sepals not overlapping, spreading, tips usually slightly recurved, greenish white to deep red or purplish, deltate-ovate to oblong-ovate, 2.4–4 mm;

petals widely separated, erect, pinkish to reddish or purplish, greenish at apex, reniform or crescent-shaped, not conspicuously revolute or inrolled, 0.9–1.6 mm;

nectary disc prominent, cream, reddish, or brownish, flat, 5-lobed, covering ovary;

stamens nearly as long as to slightly longer than petals;

filaments linear, 1–1.7 mm, glabrous;

anthers cream, oval, 0.5–0.7 mm, apex blunt;

ovary finely puberulent, prominently reddish stipitate-glandular, (glandular hairs to 0.5 mm);

styles connate 1/3–2/3 their lengths, 1.4–1.8 mm, glabrous.

palatable, purplish black, ovoid, (4–)5–10(–14) mm, pubescent, reddish purple stipitate-glandular.