Graptopetalum bartramii is a species of succulent plant known as Bartram's stonecrop. It is being evaluated by the United States Fish and Wildlife Service for inclusion on the list of endangered or threatened species under the Endangered Species Act of 1973. 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