What distinguishes sedges from other plants?

Sedges are distinct from other plants primarily due to their unique stem structure, which is triangular in shape. This characteristic sets sedges apart from grasses, which typically have round stems, and other plant types that do not exhibit this geometric feature. The triangular stems of sedges may contribute to their overall rigidity and the way they grow, often in dense clumps. This morphological trait is a key identification point for distinguishing sedges in the field, helping agricultural professionals and land managers identify them correctly in various environments. The focus on stem shape underscores the importance of morphological characteristics in plant identification and management within agriculture and ecological studies.