Flora of North America species comparison

2–several, spreading to ascending, scattered along stem, rather abruptly to gradually reduced distally;

blade linear-lanceolate, ovate-lanceolate, elliptic-lanceolate, 5–35 × 1–5 cm.

2–5, spreading to ascending, scattered along stem, gradually reduced to bracts distally;

blade lanceolate, elliptic, oblong-elliptic, or oblance-oblong, 7–27 × 1.2–5 cm.

dense to rather lax.

lax to dense.

resupinate, showy, white;

lateral sepals reflexed;

petals linear to oblanceolate, apex fringed to nearly entire;

lip reflexed to porrect, without basal thickening, ovate-oblong to oblong-elliptic, rarely quadrangular-suborbiculate, margin fringed;

spur essentially cylindric, slender;

rostellum lobes curving forward, slightly spreading, angular-elongate;

pollinaria with stalks curved forward;

pollinia remaining enclosed in anther sacs;

viscidia elliptic-suborbiculate to orbiculate;

ovary slender, 10–28 mm.

resupinate, showy, rose-purple;

lateral sepals somewhat reflexed;

petals oblong-linear to spatulate, distally crenate to entire;

lip descending to somewhat porrect, deeply 3-lobed, without basal thickening, 11–20 × 12–23 mm, distal margins of lobes dentate-lacerate, rarely nearly entire, lateral lobes narrowly cuneate, middle lobe broadly cuneate-flabellate, emarginate to 2-fid;

spur clavate, 20–30 mm;

rostellum lobes directed forward, spreading, angular;

pollinaria straight to geniculate;

pollinia directed forward;

viscidia orbiculate;

ovary slender, 13–23 mm.