Flora of North America species comparison

1–5+, without cluster of basal bulbels, not clustered on stout primary rhizome, ± globose, 0.5–1.2 × 0.5–1 cm;

outer coats enclosing 1 or more bulbs, brownish, membranous, reticulate;

cells very fine, often obscure, narrow, ± transversely elongate, intricately contorted, without fibers;

inner coats white to pink, cells obscure, transversely elongate, intricately contorted.

2–3+, usually clustered, short-rhizomatous at base, rhizome not stout or iris-like, oblong, 2–3 × 1–1.5 cm;

outer coats enclosing single bulb, ± reddish brown, membranous, striations fine, cells narrow, elongate, vertical;

inner coats deep red to white, finely striate, cells narrow, vertically elongate.

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

blade solid, flat, ± falcate, linear, channeled, 7–24 cm × 0.5–3 mm, margins entire.

persistent, green at anthesis, 3–6, basally sheathing, sheaths not extending much above soil level;

blade solid, terete, 3-angled, 15–30 cm × 1–4 mm, margins entire.

persistent, solitary, erect, solid, terete or slightly flattened to very narrowly winged, 3–15 cm × 0.5–2 mm.

persistent, 1–2, clustered, erect, solid, slightly compressed, 10–40 cm × 1–3 mm.

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

spathe bracts persistent, 2, 4–6-veined, ovate, ± equal, apex acuminate.

persistent, erect, compact, 10–30-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2–4, 2–3-veined, ovate-lanceolate, ± equal, apex obtuse.

campanulate, 5–8 mm;

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

stamens included;

anthers yellow;

pollen yellow;

ovary crestless or obscurely crested;

processes 3, low, rounded, margins entire;

style linear, equaling stamens;

stigma capitate, unlobed;

pedicel 3–10 mm.

campanulate, 6–8 mm;

tepals erect, white to rose, with darker midvein, broadly ovate to lance-ovate, ± equal, becoming rigid and permanently investing capsule, margins entire, apex acute;

stamens included;

anthers white;

pollen white to dark gray;

ovary crested;

processes 6, rounded, short, densely papillose;

style linear, equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 1–2 cm.

coat dull or shining;

cells smooth.

coat dull;

cells minutely roughened.

= 14.

= 14.