Flora of North America species comparison

erect, branched or unbranched, 30–300 cm.

many from base, ascending or erect, usually branched, 50–150 cm.

in a basal rosette and cauline, basal 3–7 × 0.5–2 cm, sessile, blade oblong to oblong-lanceolate, base usually ± auriculate, margins entire;

cauline 3–8(–10) × 0.4–1.8 cm, blade lanceolate to oblong-lanceolate, gradually smaller, becoming linear-subulate distally.

in a basal rosette and cauline, 0.5–9 × 0.

long, wandlike, unbranched or branched.

4-merous, nearly actinomorphic, opening near sunrise;

floral tube 6–17 mm;

sepals 4–6 mm;

petals white, fading off-white or tinged pink, slightly unequal, rhombic, 4–6 mm, abruptly clawed;

filaments 5–8 mm, anthers 1.5–2 mm, pollen 85–100% fertile;

style 6–10, stigma exserted beyond anthers at anthesis.

4-merous, zygomorphic, opening at sunrise;

floral tube 4–9 mm;

sepals 9–17 mm;

petals white, fading light or deep pink, rhombic-obovate to elliptic, 10–15 mm;

filaments 7–12 mm, anthers 3.5–4.5 mm, pollen 90–100% fertile;

style 16–27 mm, stigma exserted beyond anthers at anthesis.

ovoid, 4-angled, somewhat flattened, 3–4 × 1.5–2.3 mm, valves with raised midrib and conspicuous lateral veins;

sessile.

ellipsoid or ovoid, 4-angled, 6–9 × 2–3.5 mm;

sessile.

1, pale yellow, oblanceoloid, 2.4–2.6 × 1–1.5 mm.

1–4, yellowish to light brown, 2–3 × 1–1.5 mm.

–1.3 cm;

blade narrowly elliptic to narrowly oblanceolate, margins coarsely and remotely serrate.

= 14.

= 14.