periphytic

• a word derived from periphyton.
  periphyton

  noun

  the community of tiny organisms, as protozoans, hydras, insect larvae, and snails, that lives on the surfaces of rooted aquatic plants.

More Suggestions

• periphyton
• periphrastic
• peripatetic
• periotic
• peritectic
• epiphytotic
• periphrasis
• peristaltic
• epiphyte