Flora of North America species comparison

not branching, 4–6 dm.

slender, branching or not, 0.8–2 dm.

basal withering, 2–3 dm;

blade linear.

basal persistent, 1–3 dm;

blade linear, flat.

subumbellate, 1–4-flowers;

bracts 2–8 cm.

1–6-flowered.

erect;

perianth open, campanulate;

sepals lanceolate, 2–4 cm, apex acute to acuminate;

petals white to purple, with median red blotch often surrounded by pale yellow, obovate to cuneate, rounded, 2–4 cm, with a few short hairs near gland, apex retuse to obtuse;

glands arched, transversely oblong to weakly lunate or ± rectangular, not depressed, densely covered with short hairs;

filaments 7–9 mm;

anthers lanceolate-linear to oblong, 8–10 mm, apex acute to obtuse.

± erect at anthesis;

perianth open, campanulate;

sepals oblong-lanceolate, 16–20 mm, glabrous, apex acuminate;

petals deep yellow, often with red-brown blotch distal to base, narrowly obovate, 12–20 mm, ciliate, adaxial surface densely branching-hairy;

glands bordered proximally by ciliate membrane, distally by short hairs;

anthers short-tipped.

erect, narrowly lanceoloid, stout, 4–6 cm.

nodding, winged, oblong, 1–2 cm.

light beige, lanceolate, flat, 5–6 mm.

dark brown, irregular.

= 14.

= 20.