n. A genus of perennial plants belonging to the natural order Liliaceæ, and having erect much branched stems, and very slender branchlets which are sometimes mistaken for leaves. Asparagus racemosus is a shrubby climbing plant with fragrant flowers. Specifically: The Asparagus officinalis, a species cultivated in gardens.n. The young and tender shoots of Asparagus officinalis, which form a valuable and well-known article of food.