Flora of North America species comparison

1–3, larger bulbs each usually with cluster of 10–30 easily detached bulbels to one side of base, not clustered on stout, primary rhizome, globose to ovoid, 1–1.6 × 0.8–1.5 cm;

outer coats enclosing 1 or more bulbs, brownish, membranous, without fibers;

inner coats white to pink;

inner and outer coats frequently without obvious reticulations, these, when present, contorted.

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, basally sheathing, sheaths not extending much above soil surface;

blade solid, flat or channeled, 10–25 cm × 1–4 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, solitary, erect, solid, ± terete, sometimes ridged, 10–20 cm × 1–2 mm.

persistent, solitary, erect, solid, flattened and narrowly winged distally, 30–70 cm × 2–7 mm.

persistent, erect, compact, 10–20-flowered, hemispheric, bulbils unknown;

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

persistent, erect, compact, 15–30-flowered, hemispheric, bulbils unknown;

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

campanulate, 6–10 mm;

tepals erect or ± spreading, white with prominent green or pink midveins, lanceolate, ± equal, becoming papery in fruit, margins entire, apex obtuse to acuminate, becoming involute at tip;

stamens included;

anthers white or yellow;

pollen yellow;

ovary crestless or obscurely crested;

processes 3, low, central, rounded, minute;

style linear, equaling stamens;

stigma capitate, unlobed or slightly lobed;

pedicel 5–12 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 ± smooth.

coat dull;

cells smooth or minutely roughened.

= 28, 42.

= 28, 56.