Flora of North America species comparison

5–20, clustered, stipitate, hard-shelled, asymmetric, ovoid, 1–2 × 1–2 cm;

outer coats enclosing bulbs, brownish to yellowish, membranous, vertically striate, splitting into parallel strips and fibers, cells arranged in ± wavy rows, vertical;

inner coats white to light brown, cells obscure, vertically elongate.

1–3, not clustered on stout, primary rhizome, ovoid to ± globose, 1–1.7 × 0.8–1.7 cm;

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

inner coats pale brown to white, cells obscure, quadrate.

persistent, green at anthesis, 2–4, sheathing at least proximal 1/2 scape;

blade hollow below middle, terete, cylindric or filiform, not carinate, 20–60 cm × 2–4 mm, margins entire.

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

blade solid, terete, 12–50 cm × 1–4 mm.

persistent, solitary, erect, terete, 30–120 cm × 1.5–4 mm.

persistent, solitary, erect, solid, terete, 10–35 cm × 0.5–3.5 mm.

persistent, erect, ± compact, 0–50-flowered, subglobose to ovoid or hemispheric, flowering pedicels all or in part replaced by bulbils;

bulbils sessile, basally narrowed, 4–6 × 2–3 mm;

spathe bract caducous, 1, 2–several-veined, ovate, apex caudate, beaked, beak ± equaling or longer than base.

persistent, erect, compact, 6–75-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2–3, 4–7-veined, lanceolate to ovate, ± equal, apex attenuate to setaceous.

campanulate, 3–4 mm;

tepals erect, greenish to purple, elliptic-lanceolate, ± equal, withering in fruit, margins entire, apex obtuse;

stamens exserted, outer 3 filaments without appendages, inner 3 filaments with 2 prominent lateral appendages;

anthers purple;

pollen white;

ovary crestless;

style exserted, linear, ± equaling stamen;

stigma capitate, scarcely thickened, unlobed; flowering pedicel 10–20 mm.

urceolate to campanulate, 6–12 mm;

tepals erect, dark reddish purple to pale lavender, or white, lanceolate to ovate, ± equal, becoming ± rigid to papery in fruit, margins entire or denticulate with few minute teeth near tip, apex acute to acuminate, recurved-spreading or not at tip;

stamens included;

anthers yellow;

pollen yellow;

ovary usually crested (rarely crestless);

processes 6, prominent, ± triangular, margins denticulate to laciniate;

style linear, equaling stamens;

stigma capitate, 3-lobed, lobes slender, recurved;

pedicel 6–20 mm.

coat shining;

cells smooth.

coat dull;

cells minutely roughened.

= 32, 40.