1. Small delicate spleenwort found on a steep slope (as a wall or cliff) of Eurasia and North America
   - wall rue, Asplenium ruta-muraria

Type of: spleenwort

• outswinger
• outtake
• outthrust
• outturn
• outvie
• outvote
• outwait
• outward
• outward-bound
• outward-developing
• outward-moving
• outwardly
• outwardness
• outwards
• outwear
• outweigh
• outweird
• outwit
• outwith
• outwork
• ouzel
• ouzo
• OV
• oval
• oval kumquat