The science that gives names to plants is called nomenclature. It is a branch of taxonomy that involves assigning scientific names to plants based on established rules and conventions. Plant nomenclature uses a hierarchical system, where each plant is given a unique name consisting of a genus and species designation. This systematic naming facilitates clear communication and identification of plants among scientists and botanists worldwide. By providing each plant with a distinct and universally accepted name, nomenclature helps in organizing plant diversity and categorizing different species. This process aids in studying plant relationships, distribution, and evolution. Nomenclature also plays a crucial role in conservation efforts, as it allows for the accurate identification and cataloging of plant species, which is essential for preserving biodiversity and managing natural resources effectively.