Flora of North America species comparison

erect, green or gray-green, 1.5–4(–10) dm, white- to yellow-canescent.

erect, red-purple basally, 3–8 dm, stellate-canescent.

blades gray to green, ovate, unlobed or weakly 3–5-lobed, 1–5.5 cm, not rugose, base cuneate to cordate, margins entire or crenate to serrate, surfaces stellate-pubescent.

blades green, ovate to deltate, 3- or 5-lobed, digitate, spatulate, secondary divisions of lobes frequent, basal lobes frequently not divided, 1–4(–7) cm, not rugose, base truncate or cuneate, margins entire, surfaces gray-green stellate-canescent.

paniculate, crowded, flowers clustered with distinct internodes between clusters, tip not leafy;

involucellar bractlets usually green to tan, sometimes red-purple.

paniculate, open, 1–few-flowered, very few-leaved, tip not leafy;

involucellar bractlets green to red-purple.

sepals 6–9 mm, tip not forming distinct beak in bud;

petals red-orange, 8–14 mm;

anthers yellow.

sepals 4.5–8.5 mm;

petals red-orange, 8–15 mm;

anthers yellow.

1 per mericarp, gray or black, ± pubescent.

2 per mericarp, brown to black, glabrous or sparsely pubescent.

ellipsoid;

mericarps 12, 3.5–5.5 × 1.5–3 mm, chartaceous, nonreticulate dehiscent part 60–70% of height, with or without apical cusp, indehiscent part not wider than dehiscent part.

hemispheric;

mericarps 10(–14), 3–5 × 2 mm, chartaceous, nonreticulate dehiscent part 50% of height, tip rounded to acute, indehiscent part wider than dehiscent part, sides reticulate.

= 10, 20.