bristle grass
Definition
Noun: * A type of grass: "Bristle grass" refers to any of several grasses, typically of the genus Setaria, found in grasslands and woodlands. They are characterized by having large, gracefully arching flower spikes (panicles) with long, bristle-like structures (called setae) beneath each small seed unit (spikelet).
Usage Examples
- Noun:
- The field was overgrown with bristle grass, its arching seed heads swaying in the wind.
- Botanists study various species of bristle grass to understand their role in the ecosystem.
Advanced Usage
- As a common name: "Bristle grass" is often used as a common name for specific weedy grasses, such as (green bristlegrass) or (yellow foxtail).
- Farmers consider some types of bristle grass to be invasive weeds in crop fields.
Variants and Related Words
- Bristlegrass (noun): A common alternative spelling as a single word.
- Foxtail (noun): A closely related common name for grasses in the same genus (), referring to the bushy, tail-like appearance of the seed head.
- Setaria (noun): The scientific genus name for bristle grasses.
Synonyms
- Foxtail grass: A synonym emphasizing the shape of the flower spike.
- Pigeon grass: A regional common name for some species.
Related Terms (Not Phrasal Verbs)
- Bristle: (Noun) A short, stiff hair. This is the feature that gives "bristle grass" its name, describing the stiff hairs on the seed head.
- Awn: (Noun) A stiff, bristle-like appendage on grass seeds. The "bristles" on bristle grass are a type of awn.
Noun
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grasses of grasslands and woodlands having large gracefully arching spikes with long bristles beneath each spikelet
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