1. North American perennial with apparently whorled leaves and showy white purple-tinged flowers
   - whorled aster

Type of: aster

• calorie
• calorie chart
• calorie-free
• calorifacient
• calorific
• calorific value
• calorimeter
• calorimetric
• calorimetry
• Caloscypha fulgens
• calosoma
• Calosoma scrutator
• Calostoma cinnabarina
• Calostoma lutescens
• Calostoma ravenelii
• Calostomataceae
• calpac
• calpack
• Calpe
• calque
• calque formation
• Caltha
• Caltha palustris
• caltrop
• calumet