Flora of North America species comparison

not brownish-tomentose.

suffused with purplish violet.

unbranched or sparsely branched, (2–)15–40 cm;

internodes densely pilose to 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.

spirally arranged, sessile;

blade dull green, linear-lanceolate, 10–30 × 0.6–1.6 cm (distal leaf blades equal to or narrower than sheaths when sheaths opened, flattened) , margins ± densely ciliolate, sometimes also sparsely ciliate, apex acuminate, puberulent and sparsely to densely pilose (rarely glabrescent).

terminal, often becoming leaf-opposed, pedunculate;

peduncles (3.5–)4–13 cm;

bracts similar to leaves but usually greatly reduced.

terminal, rarely axillary;

bracts foliaceous, usually spreading, puberulent, usually sparsely to densely pilose, margins ± densely ciliolate.

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 1.5–3.5 cm, densely pubescent with mixture of glandular, eglandular hairs;

sepals suffused with rose or purple, 6–13 mm, pilose with mixture of glandular, eglandular hairs, glandular hairs numerous, conspicuous, longer hairs 1.5–6 mm;

petals distinct, rose to bright blue, ovate, not clawed, 11–16 mm;

stamens free;

filaments bearded.

3.5 mm, glabrous.

5–6 mm.

2.5–3 mm.

2–3 mm;

hilum as long as seed.

= 24 (Mexico).

= 12.