phytoplanktonic

• a word derived from phytoplankton.
  phytoplankton

  noun

  the aggregate of plants and plantlike organisms in plankton.

More Suggestions

• cryoplankton
• holoplankton
• Neoplatonic
• haliplankton
• hemiplankton
• macroplankton
• meroplankton
• mesoplankton
• microplankton