Umbelliferous plants are a part of the parsley or carrot family, categorized by their flowering structures. If you're seeking synonyms for the term "umbelliferous plant," there are a few other names you might come across. For example, some people may refer to these plants as "apiaceae," which is the proper name for this family of plants. Other common names for these plants include the "carrot family," "parsley family," or even "umbellate plant." Whatever term you use, you'll be referring to plants with lovely, umbrella-like flowers and a wide range of ornamental or culinary uses. Whether you're a gardener or a cook, these plants are definitely worth exploring!