Flora of North America species comparison

erect, moderately robust, often branched at base, 5–20(–38) cm.

proximalmost usually clustered near base;

blade narrowly lanceolate, 1.5–3(–4.5) × 0.2–0.6 cm, base narrowly cuneate, margins undulate-serrate, apex acuminate.

opening near sunrise;

floral tube 1.3–3 mm, usually pubescent on proximal 1/2 inside;

sepals 2.2–3.8 mm, reflexed separately;

petals (2.2–)3–4 mm, each with 1–several red dots basally;

filaments 0.5–1 mm, anthers 0.4–0.5 mm, pollen with less than 5% of grains 4- or 5-pored;

style 3.2–4.1 mm, stigma surrounded by anthers at anthesis.

(18–)26–50 × 0.8–1.2 mm;

pedicel 0–2 mm.

1–1.1 × 0.4 mm.

= 28.