Flora of North America species comparison

well branched from base, stellate-hairy.

loosely branched, 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.

not clustered;

stipules absent;

petiole 1–3.5(–4.5) cm, usually less than 1/2 blade length, glands absent at apex;

blade elliptic to narrowly oblong, 2–5.5(–7) × 0.8–2(–2.5) cm, usually more than 2 times as long as wide, base obtuse, margins entire, apex obtuse to rounded, abaxial surface light green, adaxial surface darker green, both stellate-lepidote.

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

unisexual, racemes or thyrses; staminate 0.5–3.5(–10) cm, flowers 3–8(–20); pistillate 0.5–1 cm, flowers 1–6.

staminate 1–2 mm, pistillate 2–3 mm.

staminate 1–5.5(–7) mm, pistillate to 1 mm (1–3 mm in fruit).

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, 1 mm, abaxial surface stellate-lepidote;

petals 0;

stamens 10–15.

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.

sepals 5, equal, 2 mm, margins entire, apex incurved, abaxial surface stellate-lepidote;

petals 0;

ovary 3-locular;

styles 3, 2–2.5 mm, 4-fid, terminal segments usually 12.

5–7 × 4–5 mm, smooth;

columella with 3 rounded, inflated lobes.

6–8 × 5–7 mm, smooth;

columella 3-winged.

3–4 × 1.5–2 mm, dull.

4–5.5 × 3.5–5.5 mm, dull.

= 28.