blue grama
Học thuậtThân thiện
Definition
Noun: * A pasture grass of western North America: "Blue grama" is the common name for Bouteloua gracilis, a perennial, drought-tolerant grass native to the grasslands and prairies of North America, particularly west of the Mississippi River. It is characterized by its fine, blue-green leaves and distinctive seed heads that resemble eyelashes or tiny combs.
Usage Examples
- Noun:
- The shortgrass prairie is dominated by blue grama and buffalo grass.
- Ranchers value blue grama for its nutritional value and resilience during dry seasons.
- The blue grama in the restoration area has established well and is beginning to flower.
Advanced Usage
- Ecological Role: In scientific or ecological contexts, "blue grama" is described as a keystone species of the shortgrass prairie ecosystem, providing critical habitat and soil stabilization.
- The study focused on the carbon sequestration potential of blue grama root systems.
- Horticultural Use: It is also used as a low-maintenance, native ornamental grass in xeriscaping and drought-resistant landscaping.
- For a natural look, they planted blue grama alongside other native wildflowers.
Variants and Related Words
- Grama grass (n): The general common name for grasses in the genus, which includes blue grama.
- Bouteloua gracilis (n): The formal botanical (Latin) name for blue grama.
Synonyms
- Mosquito grass (n): A regional common name for blue grama, referring to the appearance of its seed heads.
- Signal grass (n): Another less common name for this species.
Related Phrases and Terms
- Shortgrass prairie (n): The primary ecosystem where blue grama is a dominant plant species.
- Warm-season grass (n): A category of grasses, including blue grama, that grow primarily in the warm summer months.
Noun
- a pasture grass of western North America