Flora of North America species comparison

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

several from base, erect to decumbent or prostrate, (unbranched or branched, sometimes densely leaved), 1–3.5(–4.5) dm.

(tufted, erect);

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

blade obovate to broadly oblong, 1.5–5(–8) cm, margins lyrate-pinnatifid, dentate, or entire.

similar to basal.

(proximal sometimes petiolate, distal sessile);

blade linear to oblanceolate, often falcate, 1–4(–7) cm, (proximal with base sometimes cuneate), margins entire, repand, or shallowly dentate.

relatively dense.

dense.

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

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

sepals elliptic or oblong, 3–6.5 mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals (widely spreading at anthesis, yellow to orange, claw sometimes whitish), cuneate, obdeltate, or obovate, (tapering to claw), 5–8(–10) mm, (claw often widened at base).

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

(divaricate-ascending, sigmoid or, sometimes, nearly straight), 5–15(–25) mm.

(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.

(shortly stipitate), subglobose, not or slightly compressed, (3–)4–8 mm;

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

replum as wide as or wider than fruit;

ovules (8–)12–20(–26) per ovary;

style (1.5–)2–4(–5) mm.

flattened, (mucilaginous).

flattened.

= 10, 20.

= 12, 32.