Northern Prairie Wildlife Research Center
Canada Bluegrass (Poa compressa)
- Family: Grass (Poaceae)
- Flowering: May-August.
- Field Marks: This perennial bluegrass differs by its slender inflorescence and its stems that are flattened near the base.
- Habitat: Pastures, roadsides, most disturbed habitats.
- Habit: Perennial grass with slender rhizomes.
- Stems: Erect or spreading from the base, smooth, blue-green, flat near the base, up to 2 feet tall.
- Leaves: Elongated, narrow, rough on the upper surface, up to 1/6 inch broad.
- Flowers: Arranged in spikelets; the spikelets in slender panicles; each spikelet up to 1/6 inch long, with 4-5 flowers.
- Lemmas: Pointed at the tip, usually 3-nerved, sparsely hairy.
- Sepals: 0.
- Petals: 0.
- Stamens: 3.
- Pistils: Ovary superior.
- Grains: Lanceoloid, yellowish, up to 1/12 inch long.
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