OregonFlora species comparison

sheath fronts green and veined except for a small white-hyaline triangle at the top;

blades 2–4.5 mm wide.

blades to 1–3.5 mm wide, green.

1–4.5(6) cm × 5–14 mm, typically elongate;

spikes distinct but overlapping, gynaecandrous, rounded or tapered to tip.

0.8–2 cm × 6–15 mm; dense and head-like;

spikes androgynous; difficult to distinguish.

obovate, 3–4.6 × 1.6–2.6(2.8) mm; the body widest above the middle, green or light brown;

veins 5 to many on each face;

wings 0.5–0.8 mm wide;

beak tip winged and ciliate-serrulate almost to the tip, 1.4–2.2 mm from achene top to beak tip;

stigmas 2.

3.2–5 × 1.4–2.5 mm; shiny green with coppery or red-brown center, with age becoming light brown with dark brown center; veinless or with only obscure veins;

margins serrulate distally;

beak 0.7–1.5 mm long;

stigmas 2.

lenticular, 1.3–1.7 × 0.7–1 mm, 0.4–0.5 mm thick.

lenticular.

2.2–3.7 mm long; shorter and narrower than the perigynia, white-hyaline; aging silvery brown, with green center;

apex obtuse.

3.8–4.3 mm long, brown with a green midvein; acute or short-awned.

=58, 60, 62.

=60.