Flora of North America species comparison

twining or straggling over ground, branching, 1–2 dm, usually sinuous.

stout, not branching, 16–22 cm, not bearing bulblets.

basal, withering;

blade linear, attenuate.

basal 2–25 dm × 8–12 mm;

cauline usually present.

1–4-flowered;

bracts 1–3 cm.

2–6-flowered.

erect;

perianth open, campanulate, each member with transverse yellow band;

sepals lanceolate to lanceolate-ovate, 2–3 cm;

petals white with lilac tinge, darker veined, especially distally, sometimes with purple blotch distal to gland, obovate to cuneate, 3–4 cm, with sparse or dense, short or long hairs near gland, apex rounded;

glands transverse-lunate or wider, densely short-hairy;

filaments 6–10 mm;

anthers oblong, 5–7 mm, apex obtuse or acute.

± erect;

perianth open, campanulate;

sepals broadly lanceolate, somewhat shorter than petals;

petals bright lavender, broadly obovate, adaxial surface glabrous or with short, purple hairs distal to gland, apex margins erose;

glands slightly depressed, surrounded proximally by minutely denticulate membrane;

filaments longer than anthers;

anthers oblong, apex acute to obtuse.

erect, lanceoloid, angled, stout, 3–4 cm.

nodding, narrowly 3-winged, ovoid, 1.5–2 cm.

light beige, flat.

unknown.

= 14.