Definition: In this task, you are given a text which is the body of a document. Your job is to classify the topic of the document into these categories: 1)Company, 2)Educational Institution, 3)Artist, 4)Athlete, 5)Office Holder, 6)Mean of transportation, 7)Building, 8)Natural place, 9)Village, 10)Animal, 11)Plant, 12)Album, 13)Film, 14)Written work. Your output should be the category number. Don't generate anything apart from numbers 1-14.
Input: Text:  Alstonia longifolia is a plant species in the genus Alstonia family Apocynaceae. It is native to southern Mexico and Guatemala at an elevation of 1400–1800 m.This is a tree up to 11 m (33 feet) tall. It is distinguished from related species by its corolla tube 7–10 mm long with obovate lobes 4–6 mm x 2–3 mm.

11