Flora of North America species comparison

several from base, decumbent, (arising laterally, unbranched), 1–3 dm.

several from base, decumbent, (unbranched, leafy for the genus), ca. 1 dm.

(numerous); (petiole slender, rarely with a few broad teeth);

blade obovate, 3–7 cm, margins entire.

(forming a strong rosette; long-petiolate);

blade obovate, 1.5–4(–8) cm, (base ± abruptly narrowing to petiole), margins usually repand or dentate, rarely entire, (apex usually angular, surfaces silvery).

blade oblanceolate, 1.5–3 cm, margins entire.

blade oblanceolate, 1–2 cm (width 4–8 mm), margins entire or with occasional tooth, (apex acute).

loose.

congested, (elongated in fruit, greatly exceeding leaves).

sepals oblong, 5–7 mm;

petals (yellow to purplish), spatulate, 8–12 mm.

sepals lanceolate to oblong, 6–8 mm, (often keeled);

petals spatulate, 10–12 mm.

(ascending or spreading, slightly curved or sigmoid), 1–2 cm.

(spreading, straight or slightly curved), 8–12 mm.

obcordate, angustiseptate, somewhat inflated, (not bladdery), 5–7 × 6–9 mm, (papery, basal sinus absent, apical sinus broad and open);

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

replum ovate, 5–7 mm, as wide as or wider than fruit, apex acute or obtuse;

ovules 4–6 per ovary;

style 5–7 mm.

(erect), didymous, inflated, 10–20 × 10–20 mm, (papery or firm, basal sinus shallow to deep, sometimes barely notched, apical sinus deep, narrow, usually closed);

valves (retaining seeds after dehiscence), loosely pubescent, trichomes spreading (appearing fuzzy);

replum obovate to broadly oblong, not constricted, 3–4 mm, as wide as or wider than fruit, apex obtuse;

ovules (4–)8 per ovary;

style 7–9 mm.

flattened.