De natura stirpium libri tres.
Parisiis: Ex officina Simoni Colinaei, 1536. First edition--Cf. Hunt 39. References: Hunt 39; Johnston, S. H. Cleveland coll. 49. Includes index. Ms. marginal notes, chiefly in book I. No illustrations.
One of the earliest French botanists, Ruel worked primarily on translations of Dioscorides. Ruel has arranged this work in three books, with a very extensive index to all three books. The descriptions, while lacking illustrations are nevertheless extremely detailed, and include information about the name and location as well as plant characteristics.
Subjects: Botany--Pre-Linean works.