Flora of North America species comparison

1–3, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to ± globose, 10–15 mm;

outer coats enclosing 1 or more bulbs, brown, prominently cellular-reticulate, membranous, cells arranged in ± vertical rows, forming distinct herringbone pattern, transversely elongate, V-shaped, without fibers;

inner coats white, cells obscure, arranged in vertical rows, forming distinct herringbone pattern, transversely elongate, V-shaped.

1–10+, not clustered on stout primary rhizome, rhizomes absent, bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, subglobose, 1–2 × 1–2 cm;

outer coats enclosing renewal bulbs, brown, cellular-reticulate, membranous, reticulum delicate, cells ± quadrate, without fibers;

inner coats white, cells obscure, ± rectangular, vertically elongate.

persistent, withering from tip by anthesis, 3–6, basally sheathing, sheaths not extending much above soil surface;

blade solid, subterete or ± channeled, arcuate to ± tortuous, 7–25 cm × 1–3 mm, margins entire.

persistent, green at anthesis, 2–3, sheathing proximal 1/5–1/4 scape;

blade solid, flat, not falcate, carinate, 15–50 cm × 5–20 mm, margins entire to denticulate.

persistent, solitary, erect, solid, terete, 10–30 cm × 2–3 mm.

persistent, solitary, erect, solid, ± triquetrous, 2-edged or slightly winged proximally, terete distally, 20–60 cm × 2–7 mm.

persistent, erect, compact, 5–30-flowered, conic to hemispheric, bulbils unknown;

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

persistent, erect, loose, 10–25-flowered, ± hemispheric, bulbils unknown;

spathe bract persistent, 1, 8–9-veined, ovate, ± equal, equaling pedicel, apex acute.

campanulate, 9–12 mm;

tepals ± erect, deep reddish purple, ovate, unequal, inner shorter and narrower than outer, becoming rigid and ± carinate in fruit, margins entire or inner minutely denticulate, apex acute to obtuse, spreading to recurved at tips;

stamens included;

anthers yellow;

pollen yellow;

ovary crested;

processes 3, central, 2-lobed, minute, margins entire;

style linear, equaling stamens;

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

pedicel 5–20 mm.

± erect, saucer-shaped, 7–12 mm;

tepals spreading, white, broadly elliptic, ± equal, becoming membranous and connivent over capsule, margins entire, apex obtuse;

stamens included;

anthers yellow;

pollen yellow;

ovary crestless;

style linear, ± equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 15–35 mm.

coat dull or shining;

cells minutely roughened.

coat not known.

= 14.