Metrosideros is a genus of flowering plants in the family Myrtaceae, commonly known for its vibrant red flowers. These plants are primarily found in tropical and subtropical regions, particularly in New Zealand, Hawaii, and Australia. They are often referred to as "rātā" or "pōhutukawa" in Māori culture, highlighting their significance in local ecosystems and traditions. The genus includes both trees and shrubs, with some species growing as large trees that can reach heights of over 30 meters. Metrosideros species are known for their adaptability to various environments, including coastal areas and volcanic soils, making them important for soil stabilization and habitat restoration.