Pisum arvense, also known as field pea or dry pea, is a legume crop that belongs to the pea family. This crop is commonly grown for its high protein content and ability to fix nitrogen in soil. There are several synonymous names for Pisum arvense, including common pea, garden pea, and English pea. In some regions, it may also be referred to as Austrian winter pea, Lincoln pea, or soup pea. While these names may imply slight variations in the plant's features or intended use, they all refer to the same species, Pisum arvense. Overall, synonyms for this field pea reflect its widespread cultivation and versatile applications across different cultures and cuisines.