Eucalyptus obstans commonly known as the Port Jackson Mallee is common eucalyptus of south eastern Australia. It grows as a multi-stemmed mallee reaching 4 metres in height.The bark is smooth grey or greenish. It grows on poor shallow sandstone soils from Ku-ring-gai Chase National Park to Jervis Bay. 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