Flora of North America species comparison

5–20, clustered, stipitate, hard-shelled, asymmetric, ovoid, 1–2 × 1–2 cm;

outer coats enclosing bulbs, brownish to yellowish, membranous, vertically striate, splitting into parallel strips and fibers, cells arranged in ± wavy rows, vertical;

inner coats white to light brown, cells obscure, vertically elongate.

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, 2–4, sheathing at least proximal 1/2 scape;

blade hollow below middle, terete, cylindric or filiform, not carinate, 20–60 cm × 2–4 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, terete, 30–120 cm × 1.5–4 mm.

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

persistent, erect, ± compact, 0–50-flowered, subglobose to ovoid or hemispheric, flowering pedicels all or in part replaced by bulbils;

bulbils sessile, basally narrowed, 4–6 × 2–3 mm;

spathe bract caducous, 1, 2–several-veined, ovate, apex caudate, beaked, beak ± equaling or longer than base.

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

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

campanulate, 3–4 mm;

tepals erect, greenish to purple, elliptic-lanceolate, ± equal, withering in fruit, margins entire, apex obtuse;

stamens exserted, outer 3 filaments without appendages, inner 3 filaments with 2 prominent lateral appendages;

anthers purple;

pollen white;

ovary crestless;

style exserted, linear, ± equaling stamen;

stigma capitate, scarcely thickened, unlobed; flowering pedicel 10–20 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 shining;

cells smooth.

coat dull;

cells smooth or minutely roughened.

= 32, 40.

= 28, 56.