Given the question: Ulmus pumila var. arborea - Ulmus pumila var. arborea sometimes called the Turkestan elm is endemic to western Siberia and Turkestan. The tree was introduced to Europe by Georg Dieck in 1894 as U. pinnato-ramosa. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
The answer is:
Plant