The vegetable system : Or, The internal structure and the life of plants; their parts, and nourishment, explained; their classes, orders, genera, and species, ascertained, and described; in a method altogether new: comprehending an artificial index, and a natural system. With figures of all plants. Designed and engraved by the author. The whole from nature only. By John Hill, M.D. member of the Imperial Academy, &c. &c. The second edition: corrected by the author; and with all the plates retouched and improved. Vol. I. Containing a new anatomy of plants.