Flora of North America species comparison

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

erect or ascending, usually gray to gray-green or green, sometimes purple to black, (2–)4–7(–10) dm, sparsely to densely canescent or hirsute.

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 or gray to gray-green, lanceolate to triangular, shallowly to deeply 3-lobed, (1.5–)3–7 cm, not rugose, base truncate to cuneate, margins crenate to dentate, surfaces hirsute or sparsely to densely stellate soft-pubescent.

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

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

paniculate, narrow, usually crowded, tip leafy or not;

involucellar bractlets green to tan.

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

petals red-orange, 8–14 mm;

anthers yellow.

sepals 4.5–6(–9) mm;

petals red-orange or lavender, 8–13 mm;

anthers yellow.

1 per mericarp, gray or black, ± pubescent.

2 per mericarp, 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.

cylindric to conic;

mericarps 9–16, 4–5.5 × 2–2.5 mm, chartaceous, nonreticulate dehiscent part 70–80% of height, tip reflexed and cuspidate, indehiscent part not wider than dehiscent part, sides faintly, very finely reticulate, tips reflexed.

= 10, 20.