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.

1–3+, not rhizomatous, without basal bulbels, ovoid, 1.2–2.5 × 1–2 cm;

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

inner coats whitish, cells vertically elongate and regular or obscure.

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, green at anthesis, 2, sheathing;

blade solid, ± straight, channeled, semiterete, 10–40 cm × 1–3(–5) mm, margins entire or denticulate.

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

persistent, solitary, erect, ± terete, 5–30(–40) cm × 1–3 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, compact to ± loose, 15–30-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 3, usually 1-veined, ovate, ± 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.

urceolate to campanulate, 5–7 mm;

tepals erect, white or rarely pink, with red or reddish brown midribs;

outer whorl broadly ovate to lanceolate, unequal, becoming callous-keeled and permanently investing capsule, margins often obscurely toothed apically, apex obtuse to acuminate;

inner whorl narrower, margins entire, apex distinctly spreading;

stamens included;

anthers yellow;

pollen yellow;

ovary ± conspicuously crested;

processes 6, central, distinct or connate in pairs across septa, ± erect, rounded, to 1 mm, margins entire, becoming variously developed or obsolete in fruit;

style linear, equaling filaments;

stigma capitate, unlobed or obscurely lobed;

pedicel 5–20 mm.

coat shining;

cells smooth, irregularly shaped, with ± sinuous walls.

coat shining;

cells ± smooth, without central papillae.

= 14, 28.