The Wordle answer for November 28 is "Ulva".
"Ulva" is a genus of green algae. It is a large genus with many species. They are found in both freshwater and saltwater environments around the world.
Author's note: The Wordle puzzle for November 28 required some creative thinking to arrive at the answer "Ulva". The puzzle's clever use of wordplay and linguistic tricks made it a challenging but entertaining solve.