An herbarium is a collection of dried plants or fungi used for scientific study. Herbaria are the main source of data for the field of botany called taxonomy. Plant taxonomists study the biodiversity of a particular region of the world (floristic research) or the relationships among members of a particular group of organisms (monographic research). Although a plant looks different when it is dried compared to when it is growing in nature, most of the key features needed for taxonomic studies can be found in a well-prepared