Eryngium Maritimum is commonly known as sea holly and is a highly sought-after plant due to its attractive appearance and unique blue flower heads. However, when describing this plant, there are numerous synonyms that can be used, including sea eryngo, seaside eryngo, coast eryngo, and sea holly thistle. Other common synonyms for Eryngium Maritimum include rattlesnake master, snake's head, and blue devil, which all refer to different aspects of the plant's appearance and behavior. Regardless of the terminology used to describe it, Eryngium Maritimum is a popular plant, both for its visual appeal and for its many medicinal properties.