Calamagrostis vaseyi Beal.
Goat Mountains, Allen, and common on the rocky ridges north of Cowlitz Glacier.
Calamagrostis scabra Presl.
Not rare at 5,500 feet elevation; near Sluiskin Falls, Piper; Tatoosh Mountains, Allen.
Deschampsia atropurpurea (Wahlenberg) Scheele.
Common at 5,000 to 6,000 feet elevation.
Danthonia intermedia Vasey.
Common at about 5,000 feet altitude.
Trisetum cernuum Trinius.
Moist places up to 5,000 feet altitude.
Trisetum spicatum (Linnaeus) Richter.
Rare on the ridge near Camp of the Clouds.
Cinna latifolia (Treviranus) Grisebach.
Common in wet ground about Longmire Springs.
Poa arctica R. Brown.
A grass doubtfully referred to this species is common at 5,500 feet elevation.
Poa paddensis Williams.
One of the most frequent grasses at 5,000 to 6,000 feet.
Poa saxatilis Scribner & Williams.
On rock cliffs at 6,000 feet. The type of this species is Piper No. 1964, from above Camp of the Clouds.