Flora of North America species comparison

1–5+, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to ± globose, 0.6–1 cm × 6–10 mm;

outer coats enclosing 1 or more bulbs, brown to gray-brown, prominently cellular-reticulate, membranous, cells arranged in ± vertical rows, forming distinct herringbone pattern, transversely elongate, V-shaped, without fibers;

inner coats white, cells not visible or arranged in vertical rows, forming distinct herringbone pattern, ± transversely elongate.

1–3+, generally with 1–2 stalked, basal bulbels, not clustered on stout, primary rhizome, ovoid, 1–2.2 × 1.2–2 cm;

outer bulb coats enclosing 1 or more bulbs, gray-brown, membranous, lacking cellular reticulation or cells arranged in only 2–3 rows distal to roots, ± quadrate, without fibers;

inner coats white to pinkish, cells obscurely quadrate.

persistent, withering from tip by anthesis, 2–3, basally sheathing, sheaths not extending much above soil surface;

blade solid, subterete or ± channeled, straight to arcuate, 8–30 cm × 1–3 mm, margins entire.

persistent, withering just at tip by anthesis, 1, basally sheathing, sheath not extending much above soil surface;

blade solid, terete, 9–35 cm × 2–4 mm.

persistent, solitary, erect, solid, terete, 12–45 cm × 1–3 mm.

persistent, solitary, erect, solid, terete, 6–25 cm × 2–4 mm.

persistent, erect, loose, 5–35-flowered, hemispheric to conic, bulbils unknown;

spathe bracts persistent, 2, 3–6-veined, lance-ovate to ovate, ± equal, apex acuminate.

persistent, erect, compact, 8–25-flowered, conic, bulbils unknown;

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

campanulate, 8–15 mm;

tepals erect, reddish purple, lanceolate to elliptic, unequal, outer tepals longer and wider than inner, becoming rigid and ± carinate in fruit, margins entire or inner minutely denticulate, never crisped, apex acute or short-acuminate, inner tepals spreading at tip, outer ± recurved;

stamens included;

anthers yellow;

pollen yellow;

ovary crested;

processes 3, central, 2-lobed, minute, margins entire;

style linear, equaling stamens;

stigma capitate, unlobed to distinctly 3-lobed;

pedicel 8–40 mm.

urceolate, 12–19 mm;

tepals erect, rose-purple distally, often white proximally, lance-linear to lance-ovate, ± equal, becoming rigid in fruit, margins entire, apex long-acuminate, flaring at tip;

stamens included;

anthers yellow;

pollen yellow;

ovary crested;

processes 6, ± prominent, ± triangular to ± linear, margins entire;

style linear, ± equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 5–12 mm.

coat dull;

cells minutely roughened.

coat dull;

cells minutely roughened.

= 14.