Flora of North America species comparison

short.

short.

20–50, many-ranked, erect to spreading, gray to gray-green, 25–50 × 1–2.5 cm, grayish-scaly;

sheath dark rust colored toward base, broadly elliptic, flat, not forming pseudobulb, 3–4 cm wide;

blade narrowly triangular, tapering evenly from base to apex, stiff, leathery, channeled to involute, apex attenuate.

15–30, many-ranked, erect to spreading, gray, 20–40 × 0.1–0.4 cm, densely appressed-grayish-scaly;

sheath chestnut brown, narrowly elliptic, slightly inflated, not forming pseudobulb, 1.2–2 cm wide;

blade very narrowly linear-triangular, leathery, margins involute, apex attenuate.

scape conspicuous, erect or ascending, 10–35 cm, 4–8 mm diam.;

bracts densely imbricate, erect to spreading, like leaves but gradually smaller;

sheath of bracts narrowing gradually into blade;

spikes erect to spreading, densely palmate to laxly 2(–3)-pinnate, narrowly elliptic, compressed, 5–20 × 1.5–2.5 cm, apex acute;

lateral branches 3–15.

scape conspicuous, erect, 10–15 cm, 4–6 mm diam.;

bracts densely imbricate, erect, like leaves but gradually smaller;

sheath of bracts narrowing abruptly into blade;

spikes erect to spreading, palmate, linear, compressed, 2–5 × 1 cm, apex acute;

lateral branches 1–5.

10–50, conspicuous;

sepals with adaxial pair connate, lanceolate, to 1/2 keeled, to 4.2 cm, leathery, slightly veined, apex acute, surfaces glabrous to slightly scaly;

corolla tubular, petals erect, violet (white), ligulate, 5–6 cm;

stamens exserted;

stigma exserted, conduplicate-spiral.

5–30, conspicuous;

sepals with adaxial pair connate, elliptic, keeled, to 1.6 cm, thin-leathery, veined, apex obtuse, surfaces slightly scaly;

corolla tubular, petals erect, violet, ligulate, 3–4.5 cm;

stamens exserted;

stigma exserted, conduplicate-spiral.

to 4 cm.

to 3 cm.

bracts imbricate, erect, red, red-yellow-green, or green, broad (covering all or most of rachis, rachis not visible at anthesis), elliptic, keeled, 2–4.8 × 1.2–2 cm, thin-leathery, base not visible at anthesis, apex acute, surfaces glabrous or slightly scaly toward apex, venation even to slight.

bracts imbricate, erect, rose, broad (covering all or most of rachis, rachis not visible at anthesis), elliptic, keeled, 1.4–1.8 cm, thin-leathery, base not visible at anthesis, apex acute, surfaces appressed-grayish-scaly, venation slight apically.