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Bromus marginatus

Bromus marginatus Nees ex Steud.

Mountain Brome

Poaceae (Grass Family)

Synonym(s): Bromus breviaristatus, Bromus carinatus var. linearis, Bromus marginatus var. breviaristatus, Bromus marginatus var. latior, Bromus marginatus var. seminudus, Bromus sitchensis var. marginatus, Ceratochloa marginata, Ceratochloa marginata

USDA Symbol: BRMA4

USDA Native Status: L48 (N), AK (I?), CAN (N)

Mountain Brome is a member of the grass family (family Poaceae). Grasses are herbs, rarely woody, with cylindrical, jointed flowering stems (culms), hollow between the joints, leaves often mostly basal and tiny flowers aggregated into highly modified clusters.

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Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Parallel
Fruit Type: Caryopsis
Size Notes: Up to about 6 feet tall.
Leaf: Green

Bloom Information

Bloom Color: Yellow
Bloom Time: Mar , Apr , May

Distribution

USA: AZ , CA , CO , CT , ID , IL , MA , ME , MT , NE , NM , NV , NY , OR , SD , UT , WA , WY
Canada: AB , BC , SK

Growing Conditions

Water Use: High
Light Requirement: Sun
CaCO3 Tolerance: Medium

Find Seed or Plants

Find seed sources for this species at the Native Seed Network.

View propagation protocol from Native Plants Network.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Native Seed Network - Corvallis, OR

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Bromus marginatus in USDA Plants
FNA: Find Bromus marginatus in the Flora of North America (if available)
Google: Search Google for Bromus marginatus

Metadata

Record Modified: 2023-06-01
Research By: TWC Staff

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