Flora of North America species comparison

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

erect, yellow-green or gray to white, 5–10 dm, yellow-green- or gray- to white-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.

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

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

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

petals red-orange, 8–14 mm;

anthers yellow.

1 per mericarp, gray or black, ± 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.

, brown, glabrous or pubescent.

= 10, 20.