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Great Basin brome
Scientific Name: Bromus polyanthus var. polyanthus
Family: Poaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names:
Great Basin Brome (Bromus polyanthus)
Bromus polyanthus, commonly known as Great Basin brome or Colorado brome, is a grass species found in the Great Basin region of the United States.
Considerations for Pets
- This plant is a grass, and grasses can sometimes cause digestive upset if ingested by pets.
Taxonomy and Nomenclature
- Scientific Name: Bromus polyanthus Scribn. ex Shear
- Common Names: Great Basin brome, Colorado brome, polyanthus brome, Meadow Brome, Meadow Bromegrass, Mountain Brome, Mountain Bromegrass
- Family: Poaceae (implied as it is a grass, but not explicitly stated)
Distribution and Habitat
- Primarily found in the Great Basin region, including portions of Oregon, Washington, and the Columbia Basin.
- Also found in the Intermountain regions and the Southwest.
Ecological Role
- Downy brome (Bromus tectorum), another species in the Bromus genus, is noted as an invasive grass that has significantly altered Great Basin rangelands.
- Other exotic annual grasses in the Bromus genus are among the most significant agents of change in the Great Basin.
- Mentioned in the context of herbicide-assisted restoration projects in sagebrush steppe ecosystems infested with medusahead and downy brome.
Morphological Characteristics
- It is a grass species, implying typical grass morphology, but no specifics are provided in the text.
Interactions with Other Organisms
- Mentioned in the context of cattle grazing in the Great Basin.
- Grows in areas with snowberry, Idaho fescue, chokecherry, and bluebunch wheatgrass.
Further Information
- Great Basin Seed Company is mentioned as a supplier of seeds for this and related grass species.
- Discover Life has a page dedicated to the biology, natural history, ecology, identification, and distribution of Bromus polyanthus.
- Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. contains an entry for this species.