Question: what are bitter herbs for passover?
Answer: The Mishnah specifies five types of bitter herbs eaten on the night of Passover: ḥazzeret (lettuce), ʿuleshīn (endive/chicory), temakha, ḥarḥavina (sweet clover or Eryngium creticum), and maror (likely Sonchus oleraceus, a type of dandelion).