Kirkianella is a monotypic genus of flowering plants in the daisy family with a single species K. novae-zelandiae. DNA analysis suggests that it is very closely related to certain species of the genus Sonchus. 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?
Plant