Platanthera leucophaea commonly known as the Eastern Prairie Fringed Orchid is a rare species of orchid native to North America. It is listed as a threatened species in the United States on September 28 1989. The IUCN does not currently recognize it as being at risk. 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