Life … Plants Vascular Plants Dicots Myrtles, Evening Primroses, and Allies Myrtle Family Rātā and Allies ʻŌhiʻa Lehua Metrosideros polymorpha polymorpha variety Metrosideros polymorpha polymorpha Metrosideros polymorpha polymorpha Key traits Layer Trees Plant type Perennial Shrub Tree From USDA PLANTS. Close