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

Type of: evening primrose

• xxxii
• xxxiii
• xxxiv
• xxxv
• xxxvi
• xxxvii
• xxxviii
• XXY
• XXY-syndrome
• XY
• xylan
• Xylaria
• Xylaria mali
• Xylaria polymorpha
• Xylariaceae
• xylem
• rydberg
• rydberg constant
• rydberg unit
• Rydberg's penstemon
• rye
• rye bread
• rye ergot
• rye whiskey
• rye whisky