Flora of North America species comparison

trichotomously branching, stellate-hairy to stellate-lepidote.

well branched from base, stellate-hairy.

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 0.3–1 cm, 1/10–1/7 leaf blade length, often with 2 sessile or stipitate glands at apex;

blade linear to narrowly oblong, 3–7 × 0.3–1.5 cm, mostly more than 4 times as long as wide, base cuneate to obtuse, margins entire, apex obtuse to acute, abaxial surface whitish yellow, densely appressed stellate-hairy, adaxial surface green, glabrous or minutely stellate-puberulent.

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

unisexual, racemes; staminate 4–10 cm, flowers 10–30; pistillate 3–5 cm, flowers 5–12.

staminate 2–4 mm, pistillate 0–1 mm.

staminate 1–2 mm, pistillate 2–3 mm.

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

petals 0;

stamens 10–13.

sepals 5(–6), 2–2.5 mm, abaxial surface stellate-hairy;

petals 5–6, spatulate, obtuse, 1.5–2.5 mm, abaxial surface glabrous except margins ciliate;

stamens 12–17.

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, 2.5–3.5 mm, margins entire, apex incurved, abaxial surface canescent;

petals rudimentary or 0;

ovary 3-locular;

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

5–8 × 7–9 mm, smooth;

columella 3-winged.

5–7 × 4–5 mm, smooth;

columella with 3 rounded, inflated lobes.

4.5–6 × 3.7–4.5 mm, dull.

3–4 × 1.5–2 mm, dull.

= 28.