This book is an essential reference tool for all those who have a passion for trees as well as those who work in tree-related professions whether they be garden managers forest & country park wardens foresters woodland managers or those working in the fields of arboriculture & horticulture. Moreover this volume is also intended to be a textbook of trees aimed at arboriculture horticulture & forestry students studying at National Diploma & Higher National Diploma levels & for candidates of the Royal Horticultural Societys Diploma in Horticulture & the Societys Master of Horticulture [RHS] Award.