Flora of North America species comparison

usually only 1, relatively short, 10–20 cm.

1–2, 10–20 cm.

10–30 cm, smooth or slighty scabrous.

20–25 cm, slightly scabrous.

perianth dull yellow, sometimes with darker midvein color extending into abaxial portion of perianth, tube 5–7 mm, ca. 1/2 length of lobes, lobes spreading, 9–12 mm; short filaments 2–4 mm, long filaments 3–5 mm, apical appendages short, straight or incurved;

anthers cream or yellow;

pedicel 1–4 cm.

perianth white to pale straw-colored, sometimes with darker midvein color extending into distal portion of tepal lobe, tube 6–10 mm, nearly equal to lobes, lobes strongly reflexed, 6–10 mm; short filaments 3 mm, long filaments 4 mm, apical appendages straight or slightly recurved;

anthers white;

pedicel 1–12 cm.

= 14, 16.

= 14, 28.