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.

1–several, attached to ± oblique rhizome, cylindric-conic, 5–6 × 1–2 cm;

outer coats enclosing 1 or more bulbs, light brown to grayish brown, reticulate, cells fine-meshed, open, ± fibrous;

inner coat white to light brown, not appearing cellular, 10–18-veined, veins prominent, parallel.

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, 2–3, sheathing proximal 1/3–1/2 scape;

blade solid, flat, narrowly lanceolate to broadly elliptic, 10–20 cm × 15–90 mm, base evidently petiolate, margins entire;

petiole 1–20 cm.

persistent, solitary, erect, solid, ± terete, sometimes ridged, 10–20 cm × 1–2 mm.

persistent, solitary, erect, terete distally, 2-edged proximally, 30–70 cm × 2–3 mm.

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

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

persistent, erect, loose, 20–35-flowered, hemispheric, bulbels unknown;

spathe bracts persistent, 1–2, 3–6-veined, lanceolate to ovate, ± equal, apex obtuse, nearly beakless.

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.

stellate, 4–5 mm;

tepals spreading, white or greenish white, outer lanceolate, inner narrowly ovate, ± equal, reflexed in age, withering in fruit, margins entire, apex acute or obtuse;

stamens exserted;

anthers yellow;

pollen yellow;

ovary crestless;

style exserted, linear, equaling stamens or longer;

stigma capitate, scarcely thickened;

pedicel 10–30 mm.

coat dull;

cells ± smooth.

coat not known.

= 28, 42.