1. Shrub having copious small white flowers in spring
   - bridal wreath, bridal-wreath, St. Peter's wreath, Spiraea prunifolia

Type of: meadowsweet, spiraea, spirea

• family Simuliidae
• family Sirenidae
• family Sisyridae
• family Sittidae
• family Solanaceae
• family Soleidae
• family Solenidae
• family Soricidae
• family Spalacidae
• family Sparganiaceae
• family Sparidae
• family Sphaeriaceae
• family Sphaerobolaceae
• family Sphaerocarpaceae
• family Sphecidae
• family Spheniscidae
• family Sphingidae
• family Sphyraenidae
• family Sphyrnidae
• family Spirillaceae
• family Spirochaetaceae
• family Spirulidae
• family Squalidae
• family Squatinidae
• family Squillidae