Flora of North America species comparison

alternate or opposite;

petiole absent or 0.1–2 mm, glabrous or puberulent;

blade ovate or oval to narrowly lanceolate, (0.4–)0.6–1.2(–1.4) × (0.2–)0.3–0.6 cm, margins somewhat revolute, apex obtuse, abaxial surface tomentulose, adaxial glabrous or sparsely puberulent toward base.

terminal, corymbiform racemes or umbels, (3–)6–8(–18)-flowered.

5–11 mm.

sepals green, lanceolate, 1–1.2 mm, apex acute, surfaces glabrous, margins ciliate;

petals (spreading), distinct nearly their entire lengths, white or light pink, 3–4 × 2–3.5 mm, glabrous;

filaments 3–5 mm; (ovary stipitate-glandular);

style 3–4 mm.

2–3(–5)-locular, (persistent style forming beak on each locule), 2.5–4 × 2.5–3 mm, glabrous.

not winged, oblong to ovoid, 0.4–0.5 mm.