Flora of North America species comparison

unbranched or branched, (few, glaucous), 6–15(–18) dm.

branched, 2.2–12(–15) dm.

often rosulate; petiolate;

blade (fleshy), oblanceolate to obovate, 3.5–21 cm, margins dentate, (bristly ciliate throughout or only teeth and petiole ciliate).

rosulate (in juvenile plants); petiolate (petioles usually glabrous, rarely ciliate);

blade obovate to spatulate, 3.5–10 cm, margins entire.

blade lanceolate to narrowly ovate, 3.5–11(–15) cm × 6–14 mm (smaller distally), base auriculate to amplexicaul, margins usually entire or undulate, rarely dentate.

blade broadly oblong to ovate or suborbicular, 2.5–10 cm × 10–35 mm, (smaller distally), base amplexicaul, margins entire.

ebracteate, (with densely clustered buds, later lax).

ebracteate, (lax).

calyx campanulate;

sepals (suberect), purple, (broadly ovate or oblong), 7–10 mm, not keeled, (apically bristly or not);

petals light purple (with pale yellow claw), 9–12 mm, blade 2–3.5 × 0.5–1 mm, margins not crisped, claw 6–9 mm, wider than blade;

stamens tetradynamous;

filaments: median pairs (distinct), 6–8 mm, lateral pair 4–6 mm;

anthers (all) fertile, 3–4 mm;

gynophore 0.5–1.5 mm.

calyx subcampanulate;

sepals yellow-greenish proximally, purple distally, oblong, 6–8 mm, not keeled, (with subapical tuft of hairs);

petals purple or brownish (claw yellow-green), 8–12 mm, blade 1–3 × 0.5–0.8 mm, margins not crisped, claw 6–10 mm, wider than blade;

stamens in 3 unequal pairs;

filaments (distinct): abaxial pair 6–8 mm, lateral pair 4–6 mm, adaxial pair 7–10 mm;

anthers (all) fertile, 3.5–5 mm;

gynophore 0.3–1 mm.

divaricate-ascending, (straight), 5–18 mm.

divaricate-ascending, (straight), 5–10 mm.

spreading to ascending, smooth, slightly curved to straight, flattened, 6–14 cm × 2–3.5 mm;

valves each with obscure midvein;

replum straight;

ovules 50–102 per ovary;

style 1–3 mm;

stigma 2-lobed.

descending, smooth or slightly torulose, arcuate, flattened, 5–13(–15) cm × 2–2.5 mm;

valves each with prominent midvein;

replum straight;

ovules 50–82 per ovary;

style 1.5–3.5 mm;

stigma entire.

oblong, 2–3 × 1.4–2 mm;

wing 0.1–0.2 mm wide at apex.

oblong, 2.2–3 × 1.4–1.8 mm;

wing 0.1–0.4 mm wide, continuous.