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

Type of: aster

• sapidity
• sapidness
• sapience
• sapiens
• sapient
• sapiential
• sapiential book
• sapiently
• Sapindaceae
• Sapindales
• Sapindus
• Sapindus drumondii
• Sapindus marginatus
• Sapindus saponaria
• Sapir
• sapless
• sapling
• sapodilla
• sapodilla family
• sapodilla plum
• sapodilla tree
• saponaceous
• Saponaria
• Saponaria officinalis
• urethritis