Flora of North America species comparison

few to several from base, erect, (unbranched, slender), 0.3–1.5(–3) dm.

several from base, erect or decumbent and straggling, (branched distally, branches usually filiform), to 5 dm.

(tufted, erect);

blade linear to very narrowly spatulate, 1–3(–4) cm, margins entire (involute).

blade obovate or rhombic to broadly elliptic, 1–4.5(–6.5) cm, margins entire or lyrate-pinnatifid.

similar to basal.

(proximal petiolate, distal sessile);

blade rhombic or obovate to elliptic, 0.5–2(–3) cm, margins entire or sinuate to remotely toothed.

relatively dense.

loose.

sepals (greenish yellow), elliptic, 3.5–7 mm;

petals spatulate, 5–6 mm, (not clawed).

sepals elliptic or ovate, 2.5–5.5 mm, (median pair thickened apically, cucullate);

petals (yellow to orange-yellow), obovate to cuneate, 4–7 mm, (apex sometimes retuse).

(ascending, curved or sigmoid), 2–10 mm.

(recurved in age), 5–10(–15) mm, (slender).

(erect), ovoid (or longer than broad), usually inflated, 4–5 mm, (apex acute, slightly flattened);

valves pubescent, trichomes appressed;

ovules 4–8 per ovary;

style 2–4 mm.

globose or subglobose, not or slightly inflated, (2–)3–5(–7) mm;

valves (not retaining seeds after dehiscence), glabrous throughout;

replum as wide as or wider than fruit;

ovules (4–)8–16(–20) per ovary;

style (1–5–)2–4.5 mm.

flattened, (mucilaginous).

flattened.

= 10, 20.

= 10.