Flora of North America species comparison

solitary, replaced annually by new bulbs borne terminally on secondary rhizome;

rhizomes 1–3, conspicuous, to 5 cm, smooth;

parent bulbs disappearing by anthesis except for still-functional roots and bulb coat, ovoid to oblique-ovoid, 1–2 × 0.8–1.5 cm;

outer coats not enclosing bulbs, pale brown, delicately cellular-reticulate, membranous, cells ± rectangular, without fibers;

inner coats white, cells obscure, ± transversely elongate, contorted.

2–20+, without basal bulbels, 1–2.5 × 1.2–2.8 cm;

outer coats enclosing 1 or more bulbs, dark brown, reticulate, cells coarse-meshed, open, fibrous;

inner coats whitish, cells regular, vertically elongate, walls not sinuous.

persistent, green or withering from tip at anthesis, 2–3, basally sheathing, sheaths not extending much above soil surface;

blade solid, flattened, sometimes carinate abaxially, ± falcate, 18–50 cm × 4–10 mm, margins entire.

persistent, green at anthesis, 3–5, sheathing;

blade solid, flat, channeled, 8–30 cm × 1–2(–3) mm, margins entire.

persistent, solitary, erect, solid, terete, 20–80 cm × 2–7 mm.

persistent, solitary, erect, ± terete, 10–20 cm × 1–3 mm.

persistent, erect, loose, 15–35-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2, 6–8-veined, lance-ovate to broadly ovate, ± equal, apex acuminate.

persistent, erect, loose, 5–25-flowered, hemispheric-globose, bulbils unknown;

spathe bracts persistent, 2–3, 3–7-veined, ovate, ± equal, apex acuminate.

stellate, 11–15 mm;

tepals spreading, bright pink or rarely white, obovate to ovate, unequal, becoming papery and connivent over capsule, margins entire, apex acute to obtuse or emarginate, inner shorter and narrower than outer;

stamens included;

anthers yellow or purple;

pollen yellow or gray;

ovary crestless, 3-grooved, with thickened ridge on either side of groove;

style linear, equaling stamens;

stigma capitate, scarcely thickened, unlobed or obscurely 3-lobed;

pedicel 15–40 mm.

urceolate, 7–10 mm;

tepals erect, white or pale pink with deep pink midribs to deep rose, lanceolate, ± equal, becoming callous-keeled and permanently investing capsule, margins entire, apex obtuse or acute;

stamens included;

anthers yellow or purple;

pollen yellow;

ovary crestless;

style linear, ± equaling stamens;

stigma capitate, unlobed or obscurely lobed;

pedicel 3–17 mm, ± 2 times perianth at anthesis, elongating in fruit.

coat dull;

cells minutely roughened.

coat dull or shining;

cells minutely roughened.

= 14.