Flora of North America species comparison

few from base, erect with outer usually decumbent, 1–3.5(–5) dm.

simple or few from base, prostrate or straggling to erect, (sometimes purplish, usually unbranched), (0.5–)1–2(–3) dm.

(erect);

blade narrowly lanceolate to linear or (outer) oblanceolate, (1–)2–6(–9) cm, margins usually entire, rarely shallowly dentate, (inner involute, outer usually flat, base usually with some simple trichomes).

blade oblanceolate, 1.5–5(–7) cm, margins entire or shallowly dentate, (flat).

blade narrowly oblanceolate to linear, (1–)2–4(–8) cm, margins flat or involute.

blade elliptic to linear, (0.5–)1–2.5(–3) cm, margins usually entire.

compact, (elongated and loose in fruit, densely-flowered).

(secund), dense, (elongated in fruit).

sepals oblong to broadly elliptic, 4–7(–8) mm, (lateral pair subsaccate, median pair cucullate);

petals oblanceolate or obovate, (5–)6.5–9.5(–11) mm, (claw undifferentiated from blade, or blade gradually narrowed to claw).

sepals elliptic or oblong, 4–6(–7) mm, (lateral pair subsaccate, median pair thickened apically, cucullate);

petals (often red or lavender when dried), obovate, 6–8.5(–9.5) mm, (narrowing to broad claw).

(usually recurved), (5–)10–20(–25) mm.

(usually sharply recurved, sometimes divaricate-spreading or nearly horizontal), 5–15(–20) mm, (stout).

subglobose or obovoid, usually inflated, sometimes slightly compressed, (3–)4–6 mm;

valves densely pubescent, trichomes spreading, usually pubescent inside, trichomes appressed, sessile;

ovules (4–)8–12(–16) per ovary;

style 3–4.5(–6.5) mm.

subglobose, obovoid, or broadly ellipsoid, slightly inflated, (3.5–)4–5.5(–6.5) mm;

valves densely pubescent outside, trichomes spreading or closely appressed, rarely sparsely pubescent inside;

ovules (4–)8(–10) per ovary;

style (slender), 3–5.5(–6.5) mm.

slightly flattened.

slightly flattened.

= 10, 20, 30.