Flora of North America species comparison

not branching, straight, 2.4–5.5 dm.

not branching, straight, 2–4 dm, proximal internodes elongate;

bulblets rare.

basal withering, 18–35 cm;

blade linear.

basal usually persistent, 1–3 dm × 10–25 mm;

blade flat, tapering toward both ends, becoming involute;

cauline ca. halfway up stem.

subumbellate, 1–3-flowered.

subumbellate, 1–4-flowered;

bracts 2 or more, narrowly lanceolate to linear, long-attenuate, unequal, 2–10 cm.

erect;

perianth open, campanulate;

sepals marked similar to petals, lanceolate, usually much shorter, glabrous, apex acute;

petals white to purple, greenish adaxially, clawed, often with narrow, transverse purple band distal to gland and purple blotch on claw, obovate, cuneate, usually obtuse and rounded distally;

glands transversely oblong, not depressed, densely bearded with distally branching hairs, outermost of which somewhat connate at base to form discontinuous, deeply fringed membranes;

filaments shorter than anthers;

anthers lanceolate, apex acute to apiculate.

erect;

perianth open, campanulate;

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

petals lavender, with deep purple adaxial crescent distal to gland, obovate, cuneate, ± ciliate laterally, sparingly covered with long, flexuous hairs distal to gland;

glands ± triangular-lunate, slightly depressed, bordered proximally by narrow, deeply fringed membrane, covered with short, thick hairs, hairs and membrane fringe densely covered with long papillae;

filaments longer than anthers;

anthers oblong, 6–10 mm, apex obtuse.

erect, linear-oblong, 3-angled, 3–6 cm, apex acute.

erect, 3-winged, ellipsoid to nearly globular.

flat, inflated.

light beige.

= 18.

= 40.