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.

2–20+, clustered on thick, iris-like rhizome, elongate, 2–5 × 1–2.5 cm;

outer coats enclosing 1 or more bulbs, brownish, membranous, minutely striate, cells in regular vertical rows, elongate, not fibrous-reticulate, fibers persistent, parallel, few, coarse;

inner coats reddish purple or whitish, minutely striate, cells in regular vertical rows, elongate.

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, 3–6, sheathing basally, sheaths not extending much above soil surface;

blade solid, flat, 20–70(–80) cm × 4–15 mm, margins entire.

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

persistent, solitary, erect, solid, flattened and narrowly winged distally, 30–70 cm × 2–7 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, 15–30-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2, 3–5-veined, broadly ovate, ± equal, apex acute.

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, 8–10 mm;

tepals erect to ± spreading, pink, narrowly lanceolate, ± equal, withering in fruit, margins entire, apex acuminate, midribs scarcely thickened;

stamens exerted;

anthers yellow or purple;

pollen yellow;

ovary crestless;

style exserted, linear, longer than stamens;

stigma capitate, unlobed;

pedicel 10–15 mm, elongating and becoming stout in fruit.

coat dull;

cells minutely roughened.

coat dull;

cells smooth or minutely roughened.

= 18.

= 28, 56.