Flora of North America species comparison

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

few to several from base, prostrate to decumbent or erect, (usually unbranched), 0.3–1.5(–3) dm.

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

blade obovate, 4–6 cm, margins entire.

(petiole slender);

blade suborbicular to obovate or elliptic, 1–8 cm, (base narrowing gradually or abruptly to petiole), margins sinuate-dentate or entire.

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

(proximal shortly petiolate, distal sessile);

blade oblanceolate, 0.5–1.5(–2.5) cm, margins entire or remotely dentate.

somewhat loose, (5–15 cm).

dense or loose.

sepals oblong, 5–7 mm;

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

sepals elliptic or oblong-elliptic, 4.5–7 mm, (median pair cucullate);

petals spatulate, 7–9(–14) mm, (claw undifferentiated from blade).

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

(sigmoid or curved), 5–10(–15) 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.

(erect), ellipsoid to obovoid, compressed at apex and sometimes margins (strongly latiseptate), (5–)6–9 mm, (apex acute, often beaked);

valves densely pubescent, trichomes appressed or spreading, sometimes sparsely pubescent inside, trichomes 4- or 5-rayed;

ovules 4–12 per ovary;

style (2–)3–6.5 mm, (often sparsely pubescent).

flattened.

inner surface flattened, outer convex.

= 8.