Definition that contains family ulmaceae
- trema an evergreen tree of the family Ulmaceae that grows in tropical America and Africa and Asia
- genus trema an evergreen tree of the family Ulmaceae that grows in tropical America and Africa and Asia
- ulmus type genus of family Ulmaceae; deciduous trees having simple serrate leaves; widely distributed in temperate regions
- genus ulmus type genus of family Ulmaceae; deciduous trees having simple serrate leaves; widely distributed in temperate regions
- planera a deciduous tree of the family Ulmaceae that grows in the southeastern United States
- genus planera a deciduous tree of the family Ulmaceae that grows in the southeastern United States