De Causis Plantarum : Harvard University Press : 9780674995239 : 0674995236 : 27 Sep 1990 : Theophrastus of Eresus in Lesbos, born about 370 BCE, is the author of the most important botanical works that have survived from classical antiquity. He was in turn student, collaborator, and successor of Aristotle. Like his predecessor he was interested in all aspects of human knowledge and experience, especially natural science. His writings on plants form a counterpart to Aristotle's zoological works. In the Enquiry into Plants Theophrastus classifies and describes varietiescovering trees, plants of particular regions, shrubs, herbaceous plants, and cereals; in the last of the nine books he focuses on plant juices and medicinal properties of herbs. The Loeb Classical Library edition is in two volumes; the second contains two additional treatises: On Odours and Weather Signs. In De Causis Plantarum Theophrastus turns to plant physiology. Books One and Two are concerned with generation, spro