Periwinkle

Periwinkle may refer to:

In fauna:

• Periwinkle, a common name for a number of gastropod molluscs in the family Littorinidae
  • Common periwinkle (Littorina littorea)
  • Blue periwinkle (Nodilittorina unifasciata)
  • Rough periwinkle (Littorina saxatilis)
• Periwinkle, a regional name for the caddisfly larva

In flora:

• Catharanthus or Madagascar periwinkles
  • Catharanthus roseus or rosy periwinkle
• Vinca or European periwinkles
  • Vinca major or greater periwinkle
  • Vinca minor or lesser periwinkle
  • Vinca herbacea or herbaceous periwinkle

In other uses:

• Periwinkle (color), a pale shade of blue
• Periwinkle (film), a 1917 silent film by James Kirkwood
• USS Periwinkle (1864), a steamer procured by the Union Navy during the American Civil War
• Periwinkle, a character in Blue's Clues
• Periwinkle, a character in The Bellflower Bunnies
• Periwinkle, the main character in Patricia A. McKillip's book, The Changeling Sea