Flora of North America species comparison

1–3, borne on stout, ± horizontal rhizome, elongate, cylindric or conic, 0.5–1.5 × 0.7–2 cm;

outer coats enclosing 1 or more bulbs, brown, reticulate, cells ± fine-meshed, open, fibrous;

inner coats white, cells closely parallel, elongate.

usually solitary, without basal bulbels, ovoid, 1–1.8 × 1–1.2 cm;

outer coats enclosing single bulb, grayish, reticulate, cells fine-meshed, open, fibrous;

inner coats whitish, cells vertically elongate, regular.

withering from tip by anthesis, 2–5, sheathing scape to ± soil level;

blade solid, flat, carinate abaxially, 20–40 cm × 2–6 mm, margins entire.

persistent, withering by anthesis, 2, sheathing;

blade solid, flat, linear, 12–35 cm × 3–6 mm, margins entire or denticulate.

persistent, solitary, erect, terete, 30–50 cm × 1–3 mm.

persistent, solitary, erect, terete or ± 3–4-angled, 20–40 cm × 1–3.5 mm.

persistent, erect, loose, 20–50-flowered, hemispheric-globose, bulbils unknown;

spathe bracts persistent, 1–3, 3–7-veined, lance-ovate, shorter than pedicel, apex acuminate.

persistent, erect, loose, 10–25-flowered, hemispheric-globose, bulbils unknown;

spathe bracts persistent, 2–3, 5–7-veined, lanceolate, ± equal, apex acuminate.

substellate, 4–9 mm;

tepals spreading, white with green or brownish midveins, lanceolate to elliptic, ± equal, withering and exposing capsule, margins entire, apex obtuse or acute;

stamens included;

anthers purple;

pollen white;

ovary crestless;

style linear, ± equaling stamens;

stigma capitate, unlobed;

pedicel 10–30 mm.

± stellate, 7–9 mm;

tepals spreading to reflexed, white to pinkish or purple, lanceolate, ± equal, remaining thin and becoming strongly reflexed in fruit, margins entire, apex acute;

stamens included;

anthers yellow;

pollen yellow;

ovary conspicuously crested;

processes 6, central, irregularly contorted;

style linear, equaling stamens;

stigma capitate, unlobed or obscurely 3-lobed;

pedicel 14–45 mm.

coat shining;

cells smooth, irregularly shaped, with ± sinuous walls.

coat shining;

cells each with obscure, central papilla.

= 14.