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, 1–2.5(–3) × 1.2–2 cm;

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

inner coats light brown or white, cells obscurely 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 never extending much above soil level;

blade solid, terete, 30–45 cm × 2–4 mm.

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

persistent, solitary, erect, ± solid, terete, 18–60 cm × 2–3 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, 18–190-flowered, hemispheric to globose, bulbils unknown;

spathe bracts persistent, 4, 3-veined, ovate, ± equal, apex long-acuminate.

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.

campanulate, 5–9 mm;

tepals erect, white to pink with darker midveins, unequal, becoming papery in fruit, margins entire or irregular to erose, apex acute or acuminate to long-acuminate;

outer tepals lanceolate to ovate, reflexed at tip;

inner 1/4–1/3 longer than outer, ovate to broadly ovate;

stamens exserted;

anthers yellow or purple;

pollen yellow or white;

ovary crested;

processes 6, prominent, erect, ± triangular, margins entire;

style linear, equaling stamens;

stigma capitate, obscurely to distinctly 3-lobed, lobes erect or spreading, ± stout;

pedicel 8–22 mm.

coat shining;

cells smooth.

coat dull;

cells minutely roughened.

= 32, 40.