Flora of North America species comparison

several from base, erect or somewhat decumbent, (unbranched), 1–3.5 dm.

simple or few to several from base, erect, (sometimes branched), to 4 dm.

(petiole slender, usually incised or with broad teeth along petiole);

blade obovate, 4–6 cm, margins entire.

blade elliptic to rhombic, 3–8 cm, (base narrowing gradually to petiole), margins entire, repand, coarsely toothed, or pinnatifid.

blade oblanceolate or broader, 1.5–2.5 cm, margins entire or sparsely dentate, (apex acute).

(proximal often shortly petiolate, distal sessile);

blade linear or narrowly obovate, 1.5–6(–10) cm, margins entire, repand, or shallowly toothed.

somewhat loose, (5–15 cm).

usually loose.

sepals oblong, 5–7 mm;

petals (lemon yellow), spatulate, 9–12 mm.

sepals elliptic or ovate, 4–6 mm, (lateral pair usually subsaccate);

petals obovate to obdeltate, 6–10 mm, (apex often emarginate).

(spreading or ascending, curved, fruits not pendent), 10–20 mm.

(usually divaricate, sometimes horizontal, straight or slightly curved), 8–20 mm.

didymous, obreniform, moderately inflated, angustispetate, (8–)10–12(–15) × 10–14(–16) mm, (papery, not keeled, basal sinus absent, apical sinus broad and open);

valves (retaining seeds after dehiscence, rounded or irregular), loosely pubescent, trichomes spreading;

replum broadly lanceolate, as wide as or wider than fruit, apex acute;

ovules 8 per ovary;

style 1–2 mm.

not didymous, ± globose, slightly inflated, 4–6 mm;

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

replum as wide as or wider than fruit;

ovules 4 per ovary;

style 2–3.5 mm; (stigma expanded).

flattened.

flattened, (margined).

= 8.

= 10.