1. Tufted rigid North American perennial with loose clusters of white flowers
   - upland white aster

Type of: aster

• glass snake
• glass sponge
• glass wool
• glass-cutter
• glass-like
• glassblower
• glassed
• glasses
• glasses case
• glassful
• glasshouse
• glassily
• glassine
• glassiness
• glassless
• glassmaker
• glassware
• glasswork
• glassworker
• glassworks
• glasswort
• glassy
• Glaswegian
• Glauber's salt
• Glauber's salts