More serrulate refers to a more finely serrated edge or margin. Some synonyms for more serrulate include toothed, jagged, notched, saw-toothed, and denticulate. These words have similar meanings as they all describe a margin with pointed projections or teeth along the edge of a leaf or stem. Serration in plants can serve various functions like defense against predators, water retention, or aiding in photosynthesis. Whether referring to leaves of a flower or the teeth of a saw, words like toothed, jagged, notched, saw-toothed, and denticulate are helpful in conveying the distinct characteristics of an object with finely serrated edges.