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pinegrass
Scientific Name: Calamagrostis rubescens
Family: Poaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names:
Calamagrostis rubescens: Pinegrass
Calamagrostis rubescens, commonly known as pinegrass, is a perennial bunchgrass native to western North America.
Taxonomy and Nomenclature
- Scientific Name: Calamagrostis rubescens Buckley
- Common Name: Pinegrass, Pine Reedgrass
- Family: Gramineae (implied by "grass")
- Synonym: Calamagrostis fasciulata
Distribution and Habitat
- Native to western North America, including British Columbia, Canada.
- Found in upland areas, particularly in mid-elevation Ponderosa Pine stands and other dry coniferous forest settings.
- Grows in open and shaded areas. In open areas it grows erect and forms larger tufts, while in shaded areas, growth is less clumped and may lack flower heads.
Morphological Characteristics and Growth Habits
- Perennial bunchgrass that spreads by rhizomes.
- Stems grow erect, up to 100 cm (39 in.) tall.
- Leaf blades are long, drooping, and often hairy at the base.
- Seed heads form in dense panicles.
- It can form bunchgrass status if the overstory is removed.
Ecological Role
- It is a mid-seral to climax species.
- Pinegrass is considered a valuable forage in Oregon and Washington.