Definition that contains rein orchid
- alaska rein orchid similar to coastal rein orchid but with smaller flowers; Alaska to Baja California and east to the Dakotas and Colorado
- elegant habenaria slender inland rein orchid similar to coastal rein orchid but with pale greenish-yellow flowers
- habenaria elegans slender inland rein orchid similar to coastal rein orchid but with pale greenish-yellow flowers
- habenaria unalascensis similar to coastal rein orchid but with smaller flowers; Alaska to Baja California and east to the Dakotas and Colorado