Flora of North America species comparison

usually not branching, stout, 2–5 dm.

usually not branching, straight, scapelike, stout, 1–3 dm.

basal withering, 0.5–1 dm;

blade linear.

basal 1–3 dm × 5–15 mm, usually shorter than stem.

subumbellate, 1–3-flowered;

bracts 3–5 cm.

subumbellate, 1–5-flowered;

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

peduncle stout, becoming strongly deflexed in fruit.

erect;

perianth open, campanulate;

sepals lanceolate, 4–5 cm, apex acuminate;

petals purple, with median green stripe on abaxial surface, obovate, 4–6 cm, bearded distal to gland, apex acuminate;

glands triangular-sagittate, slightly depressed, densely covered with slender hairs;

filaments 8–9 mm;

anthers lanceolate-linear, ca. 1 cm, apex obtuse.

erect or spreading;

perianth yellowish white, sometimes streaked with purple, open, campanulate;

sepals shorter than petals;

petals oblong-lanceolate, clawed, adaxial surface densely hairy, margins fringed laterally and moderately bearded on proximal 1/2 distal to claw with slender, flexuous hairs, apex acute or obtuse;

glands short, nearly round, depressed, typically bordered proximally by dark-colored, deeply fringed membrane, adaxial surface covered with short, thick hairs;

filaments shorter than or equaling anthers;

anthers lanceolate, apex long-apiculate.

erect, lanceoloid-linear, angled, 4–5 cm, apex acuminate.

nodding, 3-winged, ellipsoid, apex acute.

flat, inflated.

light brown, irregular.

= 14.

= 20.