The Herbarium Handbook has been an important reference for herbarium collections care and management since it was first published in 1989. This completely new edition is the essential resource for all botanists, herbarium managers and technicians involved with the making and maintenance of herbarium collections. Based on standard herbarium practices and personal experience from experts at the Royal Botanic Gardens, Kew, the book also draws on examples from partners and collaborators around to world, making it accessible and adaptable for all herbarium practitioners. The book covers everything from creating herbarium collections, preparing and caring for specimens, managing a herbarium building, through to public engagement and outreach. It is the essential reference for anyone working in this field.