Flora of North America species comparison

branched, with 1 or 2 nodes, often purplish, 0.5–2(–2.2) mm wide, glabrous, margins entire to denticulate, similar in color and texture to stem body;

first internode 3.2–7.2 cm, usually shorter than leaves;

distalmost node with 1–3 branches.

simple, 2–6.8 mm wide, glabrous, margins entire, similar in color and texture to stem body.

blades glabrous, bases not persistent in fibrous tufts.

blades glabrous, bases not persistent in fibrous tufts.

borne singly;

spathes purplish-tinged basally and sometimes along margins, obviously wider than supporting branch, glabrous, keels entire to occasionally denticulate;

outer 12.5–25 mm, 0.9–2.7 mm longer than inner, tapering evenly towards apex, margins basally connate 2.2–3.8(–5) mm;

inner with keel evenly curved or straight, hyaline margins 0.2–0.4 mm wide, apex acuminate to acute or occasionally obtuse, ending 0–1.5 mm proximal to green apex.

borne singly;

spathes mostly greenish, glabrous, keels entire;

outer 13–53 mm, 2.2–9 mm longer than inner, tapering evenly towards apex, margins basally connate 3–8 mm;

inner with keel straight to evenly curved, hyaline margins 0.5–1 mm, apex usually rounded, occasionally erose, ending 0.2–1 mm proximal to green apex.

tepals pale blue to bluish violet or white, bases yellow;

outer tepals 6.1–10 mm, apex rounded to truncate, aristate;

filaments connate ± entirely, glabrous or sparsely stipitate-glandular basally;

ovary similar in color to foliage.

tepals medium to bright yellow with brownish veins;

outer tepals 12–18 mm, apex rounded or acute, aristate;

filaments ± distinct, glabrous;

ovary similar in color to foliage.

medium brown to black, ± globose, 3.1–4.7 mm;

pedicel spreading or ascending.

dark brown to black, broadly fusiform or slightly turbinate, 6–13 mm;

pedicel erect to ascending.

globose to obconic, lacking obvious depression, 0.9–1.1 mm, rugulose.

hemispherical, with shallow depression on flattened side, 0.7–1.5 mm, rugulose.

= 32.

= 32, 34, 36.