In 1664 the british horticulturist and diarist john evelyn published sylva this comprehensive study of the nations trees was the first book ever published by the royal society it was also the worlds earliest forestry book evelyns elegant prose still has much to tell us today but the world has changed dramatically since his day now authors gabriel hemery and sarah simblet taking inspiration from the original work have masterfully created a contemporary resource the new sylva silvolog