Please answer the following question: Panicum virgatum commonly known as switchgrass is a perennial warm season bunchgrass native to North America where it occurs naturally from 55N latitude in Canada southwards into the United States and Mexico. Switchgrass is one of the dominant species of the central North American tallgrass prairie and can be found in remnant prairies in native grass pastures and naturalized along roadsides. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Plant