Flora of North America species comparison

trichotomously branching, stellate-hairy to stellate-lepidote.

di- or trichotomously branched, stellate-hairy, young stems often blackened by fungus.

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.

not clustered;

stipules rudimentary;

petiole 1–1.5 cm, 1/6–1/3 leaf blade length, glands absent at apex;

blade narrowly obovate, oblong, elliptic, or lanceolate, 3–10 × 1–5 cm, mostly less than 3.5 times as long as wide, base subacute to rounded, margins minutely denticulate, apex acute or acuminate, abaxial surface light green, densely ochraceous stellate-hispid when young, pale stellate-hairy when mature, adaxial surface darker green, glabrous.

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

unisexual, racemes; staminate 7–20 cm, flowers 10–30; pistillate 1–5 cm, flowers 8–20(–30).

staminate 2–4 mm, pistillate 0–1 mm.

staminate 0–1 mm, pistillate 0–0.5 mm.

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

petals 0;

stamens 10–13.

sepals 5, 2.5 mm, abaxial surface stellate-hairy;

petals 5, oblong, 3 mm, abaxial surface glabrous except margins ciliate basally;

stamens 12–16.

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, 1–1.5 mm, margins entire, apex straight to slightly incurved, abaxial surface stellate-hispid;

petals rudimentary;

ovary 3-locular;

styles 3, 4–5 mm, 2-fid, terminal segments 6.

5–8 × 7–9 mm, smooth;

columella 3-winged.

5–6 × 4.5–5.5 mm, smooth;

columella apex with 3 rounded, inflated lobes.

4.5–6 × 3.7–4.5 mm, dull.

4–5 × 3–3.5 mm, shiny (with silvery sheen).

= 28.

= 20.