Flora of North America species comparison

5–20+, not clustered on stout primary rhizome, rhizomes absent, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, ovoid, 1–2 × 1–2 cm;

outer coats enclosing renewal bulbs, ± translucent, yellow-brown, obscurely cellular-reticulate, thin, membranous, meshes delicate, cells vertically elongate, contorted, without fibers;

inner coats white, cells obscure, quadrate, or not visible.

1–5+, not rhizomatous, ovoid, 1–5 × 1–2 cm;

outer coats usually enclosing single bulb, grayish or brownish, reticulate, cells very fine-meshed, open;

inner coats whitish, cells vertically elongate, regular.

persistent, green at anthesis, 2–3, basally sheathing, sheaths not extending much above soil surface;

blade solid, flat, not falcate, ± carinate, 15–50 cm × 3–15 mm, margins entire.

persistent, green at anthesis, 3+, sheathing;

blade solid, flat, channeled, 10–30 cm × 1–2 mm, margins entire.

persistent, clustered, 1–4, erect, solid, sharply 3-angled, 10–40 cm × 1–10 mm.

persistent, solitary (sometimes 2 in cultivated plants), erect, terete, 20–30 cm × 1–3 mm.

persistent, lax, loose, 3–15-flowered, ± 1-sided, bulbils unknown;

spathe bracts persistent, 1–2, 3-veined, narrowly lanceolate, ± equal, apex acute.

persistent, erect, compact, 10–15-flowered, hemispheric-globose, bulbels unknown;

spathe bracts persistent, 3, usually 1-veined, lanceolate, ± equal, apex long-acuminate.

becoming pendent, campanulate, 10–18 mm;

tepals erect to spreading, white with prominent green midrib, lanceolate, ± equal, becoming membranous in fruit, margins entire, apex acute;

stamens included;

anthers yellow;

pollen yellow;

ovary crestless;

style linear, ± equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 15–25 mm.

± campanulate, 5–6 mm;

tepals widely spreading, pinkish, elliptic, ± equal, remaining thin and withering over ovary, margins entire, apex obtuse, involute at tip;

stamens included;

anthers light yellow;

pollen white to light yellow;

ovary crested;

processes 6, central, horizontally spreading, flattened, triangular, margins entire;

style linear, equaling stamens;

stigma capitate, obscurely 3-lobed;

pedicel 9–20 mm.

coat dull;

cells minutely roughened.

coat shining;

cells each with minute, central papilla.

= 18.

= 14.