Definition

Noun 1. A genus of grasses: Bromus is the scientific name for a large genus of annual and perennial grasses in the true grass family, Poaceae (also known as Gramineae). These grasses are commonly known as brome grasses or cheat grasses.

Usage Notes

• The word is a proper noun, specifically a taxonomic genus name. In scientific and botanical writing, it is always capitalized and often italicized.
• In everyday language, the common names "brome" or "brome grass" are more frequently used than the Latin genus name .

Examples

• Scientific Context:
  • The field was heavily infested with Bromus species, which outcompeted the native plants.
  • Several Bromus grasses are considered invasive weeds in North America.
• General Context:
  • The botanist identified the grass as a member of the genus Bromus.

Advanced Usage

• In Ecology: species are often discussed in the context of grassland ecology, invasive species biology, and rangeland management due to their impact on native ecosystems and fire regimes.
  • Example: The invasion of Bromus tectorum has altered the fire cycle in western North American shrublands.

Variants and Related Words

• Brome (n.): The common name for grasses in the genus .
  • Example: Smooth brome is sometimes planted for forage.
• Bromegrass (n.): An alternative common name.
• Bromus inermis (n.): The scientific name for smooth brome, a specific perennial species.
• Bromus tectorum (n.): The scientific name for cheatgrass or downy brome, a notable annual species.

Synonyms

• Brome grass (n.)
• Cheatgrass (n.) (This specifically refers to certain annual species, like ).

Different Meanings

• The word has only one specific meaning as a botanical genus name. It is not used in idiomatic expressions or with different definitions in standard English.

Noun

1. a genus of grasses of the family Gramineae