Flora of North America species comparison

not branching, straight, 1–5 dm.

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

basal persistent, subtended by inflorescence, 1–3 dm × 5–25 mm;

blade flat, tapering toward both ends, becoming involute.

basal persistent, 1–4 dm;

blade lanceolate, flat;

cauline usually present.

subumbellate, 1–5-flowered;

bracts 2 or more, narrowly lanceolate to linear, long-attenuate, unequal, 1–5 cm.

subumbellate, 1–5-flowered;

bracts 2–4, linear, attenuate.

erect;

perianth open, campanulate;

sepals ovate to lanceolate, usually much shorter than petals, glabrous, apex acute to acuminate;

petals creamy white to lavender, with conspicuous median red-purple adaxial blotch, obovate, invested near gland with few long, flexuous hairs, base cuneate, apex rounded or acute;

glands triangular-lunate, slightly depressed, bordered proximally by comparatively narrow, deeply fringed membrane, distally often by narrower, crenate membranes, enclosed surface densely covered with long yellowish hairs, which, with membrane fringe, are often inconspicuously papillose;

filaments slightly longer than anthers;

anthers oblong, apex obtuse.

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, 3-winged, ellipsoid-oblong.

nodding, narrowly 3-winged, 1–3 cm.

light beige.

dark brown, irregular.

= 20.

= 20, 40.