Please answer the following question: Dudleya greenei is a rare succulent plant known by the common name Greene's liveforever or Greene's dudleya. It is endemic to the Channel Islands of California where it grows along the cliffs of four of the eight islands. 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