Flora of North America species comparison

trichotomously branching, stellate-hairy to stellate-lepidote.

usually well branched distally, lepidote.

not clustered;

stipules absent;

petiole 1–4 cm, 1/2 to equal blade length, glands absent at apex;

blade broadly elliptic to suborbiculate, 2–5 × 1.5–4 cm, much less than 2 times as long as wide, base rounded to truncate, margins entire, apex obtuse to rounded, abaxial surface pale grayish green, stellate-lepidote, adaxial surface slightly darker green, stellate-lepidote.

clustered at branch tips;

stipules absent;

petiole 0.6–2 cm, glands absent at apex;

blade elliptic, ovate, or oblong, 3–10 × 1.5–5 cm, base rounded to obtuse, margins entire, sometimes ± undulate, apex acute, rounded, or emarginate, abaxial surface silvery or coppery, densely lepidote, adaxial surface green, sparsely lepidote.

unisexual or bisexual, racemes, 1–4 cm, staminate flowers 3–7, pistillate flowers 1–3.

bisexual or unisexual, racemes, 2–4.5 cm, staminate flowers 0–15, pistillate flowers 0–10.

staminate 2–4 mm, pistillate 0–1 mm.

staminate 2.2–4 mm, pistillate 2.2–7.5 mm (7–11 mm in fruit).

sepals 5–6, 2.5 mm, abaxial surface stellate-lepidote;

petals 0;

stamens 10–13.

sepals 5, 1.1–2.9 mm, abaxial surface lepidote;

petals 5, oblong-ovate, 2–3.1 mm, abaxial surface glabrous except margins stellate-ciliate;

stamens 10–22.

sepals 5, equal, 3–3.5 mm, margins entire, apex incurved, abaxial surface stellate-lepidote;

petals 0;

ovary 3-locular;

styles 3, 1–2 mm, multifid, terminal segments 12–24.

sepals 5, equal, 2–4.5 mm, margins entire, apex incurved, abaxial surface lepidote;

petals 5, pale green, ovate, 2–3.5 mm;

ovary 3-locular;

styles 3, 2–5 mm, usually unbranched, rarely 2-fid, terminal segments 3 (or 6).

5–8 × 7–9 mm, smooth;

columella 3-winged.

1.6–2.5 × 2–3 mm, smooth;

columella 3-angled.

4.5–6 × 3.7–4.5 mm, dull.

6.7–8 × 5.2–6 mm, shiny.

= 28.