OregonFlora species comparison

sheaths glabrous;

collars glabrous or with hairs 0.5– 3 mm;

ligules about 0.5 mm; erose; front often with hairs 0.5–3 mm;

blades 1–8(20)cm × 2–4 mm; involute except at the base, often stiffly spreading, glabrous or sometimes with sparse, spreading hairs on the upper surface.

1–7 cm × 5–20 mm.

5–20 × 4–7 mm, with 5–20 florets, unisexual.

lower 2–3 mm; upper 3–4 mm.

2–5 mm.

3.5–6 mm; firm; smooth, staminate lemmas narrower and thinner in texture;

paleas on the pistillate spikelets bowed out.

3–4 mm.

=40.