Flora of North America species comparison

usually not branching, straight or flexuous, often scapelike, 0.5–3 dm.

usually not branching, shorter than 5(–10) cm, bearing bulblets near base.

basal 1–3 dm × 2–15 mm, usually equaling or exceeding stem length;

blade flat, adaxial surface glabrous.

basal persistent, 1–4 dm;

blade lanceolate, flat;

cauline usually present.

subumbellate, 1–5-flowered;

bracts 2–several, lanceolate to linear, unequal, 1–5 cm, apex acuminate;

peduncle slender, becoming stouter, deflexed in fruit.

subumbellate, 1–5-flowered;

bracts 2–4, linear, attenuate.

erect or spreading;

perianth open, campanulate;

sepals typically with purple glandular blotch near base, oblong-lanceolate, shorter than petals, adaxial surface minutely hairy, apex acute to acuminate;

petals yellowish white, sometimes lavender-tinged, frequently with narrow purple crescent distal to gland, broadly obovate, cuneate, moderately bearded nearly to apex, adaxial surface densely hairy, margins fringed, apex obtuse or acute;

glands transversely oblong, arched upward, ± deeply depressed, bordered proximally by narrow, ascending, deeply fringed membrane, distally by narrow, crenate membranes, gland surface with rather long, slender hairs toward distal portion;

anthers lanceolate, apex long-apiculate.

erect;

perianth open, campanulate;

sepals elliptic-lanceolate, 12–16 mm, glabrous, apex acuminate;

petals ± white to pink, often with purple blotch distal to gland, broadly obovate, cuneate, 15–28 mm, adaxial surface glabrous or sparsely hairy, margins irregularly dentate distally;

glands covered with ciliate membranes, bordered distally by short hairs;

filaments longer than anthers;

anthers oblong, apex obtuse or acute.

nodding, 3-winged, ellipsoid, apex usually acute.

nodding, narrowly 3-winged, 1–3 cm.

pale yellow.

dark brown, irregular.

= 20.

= 20, 40.