Flora of North America species comparison

petiole 1–3 cm, pilose with glandular and eglandular hairs, some plumose hairs at base;

blade roundish to nearly reniform, 3- (or 5-)lobed, cleft 1/2 to midrib, proximal segments again shallowly cleft into 2 unequal lobes, 2–3.5 cm, base rounded to cordate, surfaces pubescent abaxially, subglabrous or finely pubescent adaxially, lobes cuneate, margins prominently crenate-serrate, apex rounded.

petiole 3–6 cm, puberulent with stalked glands;

blade pentagonal with nearly parallel sides, 3–5-lobed, cleft less than 1/2 to midrib, 2 middle sinuses deepest, to 8.5 cm, base broadly truncate to shallowly cordate, surfaces not glandular, ± hairy abaxially, glabrous adaxially, lateral lobes (directed forward), broadly triangular to ovate-triangular, margins coarsely bicrenate-dentate, apex acute.

pendent, solitary flowers or 2–4-flowered racemes, 2–4 cm, axis glabrous or pilose, flowers evenly spaced.

pendent, 6–13-flowered racemes, 3–5 cm, axis glabrous or sparsely pubescent, glands short-stipitate, flowers evenly spaced.

not jointed, 3–12 mm, glabrous or pilose;

bracts oval, 1–2 mm, glabrous or ciliate with stiff hairs and glands.

jointed, 1–4 mm, short stipitate-glandular;

bracts ovate-orbiculate to oblong, 1.5–2 mm, stipitate-glandular.

hypanthium greenish or purplish, obconic, 1.5–3.5 mm, glabrous or copiously pubescent;

sepals not overlapping, spreading-reflexed, red or reddish or purplish green, narrowly oblong-deltate, 3.4–6 mm;

petals distally nearly connivent to overlapping, erect, white or pink to red, cuneate-lunate to obovate, not conspicuously revolute or inrolled, 1.2–3 mm;

nectary disc not prominent;

stamens 2.5–3.5 times as long as petals;

filaments linear, 3.5–7 mm, glabrous;

anthers cream, oval, 1 mm, apex rounded;

ovary glabrous;

styles connate ca. 1/2 their lengths, 5–11 mm, copiously pilose-villous in proximal 3/4.

hypanthium dark reddish purple or greenish white and strongly purplish-maculate or tinged, saucer-shaped, to 1 mm, glabrous;

sepals with adjacent lobes overlapping, spreading, greenish purple, cuneate-rhombic, 2 mm;

petals widely separated, erect, reddish purple, spatulate, not conspicuously revolute or inrolled, 1 mm;

nectary disc prominent, reddish purple, 5-lobed, covering top of ovary;

stamens nearly as long as petals;

filaments linear, 0.2–0.5 mm, glabrous;

anthers white, transversely oblong-cordate, 0.2–0.3 mm, apex shallowly notched (anther sacs almost adjacent);

ovary glabrous;

styles connate 1/3–3/4 their lengths, 1–1.2 mm, glabrous.

palatable, purplish black, subglobose, 6–12 mm, glabrous.

sour-tasting, red, ovoid, 6–10 mm, glabrous.

= 16.