Flora of North America species comparison

sometimes tuberous.

suffused with purplish violet.

sparsely branched, 8–39 cm, scabridulous or rarely glabrescent.

spirally arranged;

blade not variegated, suffused with purplish violet, lanceolate-oblong to oblong-elliptic, (4–)7–15 × 1.5–3 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), base symmetric, rounded to broadly cuneate, margins ciliate or ciliolate, apex acute, glabrous or glabrescent.

blade linear-lanceolate, 1–10 × 0.15–0.8 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), firmly membranaceous, glaucous, glabrous.

terminal, often becoming leaf-opposed, pedunculate;

peduncles (3.5–)4–13 cm;

bracts similar to leaves but usually greatly reduced.

terminal, solitary, or frequently with 1–3 axillary inflorescences from distal nodes;

bracts foliaceous.

subsessile;

pedicels 4–9 mm, densely white-pilose at summit;

sepals distinct, 7–10 mm, pilose basally;

petals ± connate at base, pink, clawed, 1.5–2 cm;

stamens epipetalous;

filaments very sparsely bearded.

distinctly pedicillate;

pedicels 0.8–1 cm, glandular-puberulent;

sepals frequently suffused with red, glaucous, 4–6 mm, glandular-puberulent;

petals distinct, bright blue to rose and purple, not clawed, 9–12 mm;

stamens free;

filaments bearded.

3.5 mm, glabrous.

3–4 mm.

2.5–3 mm.

1.5–2 mm;

hilum much shorter than seed.

= 24 (Mexico).