Flora of North America species comparison

several from base, erect or outer ones decumbent, (unbranched, stout, usually sparsely leaved), 1–3 dm.

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

blade linear, 2–7(–10) cm, margins entire, repand, or shallowly dentate.

(petiole slender);

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

(sessile);

blade (erect), spatulate to linear, (1–)2–3(–4.5) cm, margins entire, sometimes involute, (apex acute or subacute).

(proximal shortly petiolate, distal sessile);

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

dense, (exceeding basal leaves).

dense or loose.

sepals ovate or oblong, (4.5–)5–6(–7) mm, (lateral pair subsaccate, cucullate, median pair thickened, cucullate apically);

petals spatulate, 7–9(–11) mm (widened at base, slightly retuse).

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

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

(spreading, sharply sigmoid), 8–15 mm.

(sigmoid or curved), 5–10(–15) mm.

(sessile or substipitate), ovate to oblong, not compressed at distal margins or apex, 5–9 mm;

valves sparsely pubescent, trichomes appressed;

ovules 4–8 per ovary;

style 3–5 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.

= 16, ca. 20.