Flora of North America species comparison

spreading to descending, slender, mostly to 0.6 cm diam.

persisting through and long after anthesis, 3–4, basal, ascending-spreading, elliptic-lanceolate, 3–12 × 0.5–1.5 cm.

rather openly spiraled, 3–4 flowers per cycle of spiral;

rachis sparsely to moderately pubescent, some trichomes capitate, glands obviously stalked.

nearly horizontal to abruptly nodding from base, white, tubular;

sepals linear-oblong;

dorsal sepal connate at base, 4.5–5.5 mm;

lateral sepals appressed to petals and lip, straight, 5–6 mm × 1–2 mm;

petals linear-oblong, 5–6 × 2–4 mm, apex obtuse;

lip brilliant yellow or yellow-orange, centrally greenish yellow, oblong, 5–6 × 2–4 mm, margins crenulate, veins several, greenish, branches few, very short, mostly widely diverging, sometimes forming reticulum with primary veins;

basal calli spreading, 1 mm;

viscidium oval;

ovary 3–8 mm.

monoembryonic.

= 44.