Definition that contains denticulate leaf
- purple fringeless orchis orchid of northeastern and alpine eastern North America closely related to the purple fringed orchids but having rosy-purple or violet flowers with denticulate leaf divisions
- habenaria peramoena orchid of northeastern and alpine eastern North America closely related to the purple fringed orchids but having rosy-purple or violet flowers with denticulate leaf divisions
- purple fringeless orchid orchid of northeastern and alpine eastern North America closely related to the purple fringed orchids but having rosy-purple or violet flowers with denticulate leaf divisions