Flora of North America species comparison

usually not branching, shorter than 5(–10) cm, bearing bulblets near base.

usually branching, straight, 3–5 dm.

basal persistent, 1–4 dm;

blade lanceolate, flat;

cauline usually present.

basal withering, 1–2 dm;

blade linear.

subumbellate, 1–5-flowered;

bracts 2–4, linear, attenuate.

subumbellate, 1–3-flowered;

bracts 2–5 cm.

erect;

perianth open, campanulate;

sepals elliptic-lanceolate, 12–16 mm, glabrous, apex acuminate;

petals ± white to pink, often with purple blotch distal to gland, broadly obovate, cuneate, 15–28 mm, adaxial surface glabrous or sparsely hairy, margins irregularly dentate distally;

glands covered with ciliate membranes, bordered distally by short hairs;

filaments longer than anthers;

anthers oblong, apex obtuse or acute.

erect;

perianth open, campanulate;

sepals linear-lanceolate, attenuate, 2–3 cm;

petals white to purplish, streaked red to purple proximal to gland, with median red-brown blotch surrounded by pale yellow zone, cuneate to obovate, 3–4 cm, with a few short hairs near gland, apex rounded;

glands ± doubly lunate, not depressed, densely covered with short hairs;

filaments equaling anthers;

anthers oblong-linear, apex obtuse or acute.

nodding, narrowly 3-winged, 1–3 cm.

erect, linear, angled, 4–7 cm, apex acute.

dark brown, irregular.

light beige, flat, 4–6 mm.

= 20, 40.

= 28.