1. Mediterranean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales; naturalized in America
   - star-thistle, caltrop

Type of: centaury

• glassiness
• glassless
• glassmaker
• glassware
• glasswork
• glassworker
• glassworks
• glasswort
• glassy
• Glaswegian
• Glauber's salt
• Glauber's salts
• Glaucium
• Glaucium flavum
• glaucoma
• Glaucomys
• Glaucomys sabrinus
• Glaucomys volans
• glauconite
• glaucous
• glaucous bristlegrass
• Glaux
• Glaux maritima
• glaze
• glaze over