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.

alternate;

petiole 0.1–1 mm, hirsute-puberulent;

blade elliptic to ovate, 0.5–1.4 × 0.1–0.8 cm, margins slightly revolute, apex acute, rounded-apiculate, surfaces usually puberulent, hispid, and stipitate-glandular, rarely glabrous.

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

axillary, scattered along stem, usually solitary flowers, sometimes fascicles or compact racemes, 2–5-flowered.

5–11 mm.

10–15 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.

sepals tardily deciduous, green, lanceolate, 3–8 mm, apex acute, surfaces puberulent, hispid, stipitate-glandular;

petals connate their entire lengths, pink (rarely white), red near anther pockets, with ring of red spots proximal to pockets, 8–10 × 10–15 mm, usually sparsely hirsute and stipitate-glandular on keels abaxially, puberulent at base adaxially;

filaments 3–4 mm;

style 5–7.5 mm.

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

5-locular, 2–3.5 × 2–4 mm, sparsely stipitate-glandular.

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

not winged, ovoid, 0.2–0.5 mm.

= 24.