Environmental subgroup

• Subspecies adapted to a particular habitat
• Subspecies of a distinct geographical variety
• Environmental subspecies
• Group adapted sports car to suppress carbon monoxide
• Firm invested in fast car for special race
• Biological subdivision
• Environmental subdivision
• Distinct segment of a species

Wiktionary Word definitions in Wiktionary
n. (context ecology English) A group of organisms, normally a subdivision of a species, that is adapted to a specific environment.