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Foamflower Tiarella 'Cygnet' Flower Closeup 2000px.JPG
Tiarella 'Cygnet'
Scientific classification e
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Saxifragales
Family: Saxifragaceae
Genus: Tiarella

See text

Tiarella, or foamflower,[1] is a genus of wildflower and garden plants found in Asia and North America. They belong to the saxifrage family (Saxifragaceae). Some species are:

Many hybrids are known and cultivated. The following have been given the Royal Horticultural Society's Award of Garden Merit:

  • Tiarella Angel Wings = 'Gowing'[2]
  • Tiarella 'Spring Symphony'[3]
  • Tiarella cordifolia[4]
  • Tiarella wherryi[5]


  1. ^ "Tiarella". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 10 December 2015.
  2. ^ "Tiarella Angel Wings = 'Gowing'". RHS. Retrieved 5 March 2021.
  3. ^ "Tiarella 'Spring Symphony". RHS. Retrieved 5 March 2021.
  4. ^ "Tiarella cordifolia". RHS. Retrieved 5 March 2021.
  5. ^ "Tiarella wherryi". RHS. Retrieved 5 March 2021.