1. Evening-opening primrose of south central United States
   - Ozark sundrops, Oenothera macrocarpa

Type of: evening primrose

• Spanish-speaking
• spank
• spanker
• spanking
• spanner
• spar
• spar buoy
• sparable
• Sparaxis
• Sparaxis tricolor
• spare
• spare part
• spare time
• spare tire
• spare tyre
• spare-time activity
• sparely
• spareness
• sparer
• sparerib
• spareribs
• Sparganiaceae
• Sparganium
• sparge
• sparge pipe