The pathophysiology of benign knee cysts depends on the specific etiology. Although at times controversial, the underlying causes of most cysts are similar; a benign cyst results whenever a saclike structure is formed secondary to a mechanical or biochemical irritant.
Best Answer: Every flower has a symbolic meaning, and the buttercup symbolizes childhood or youth. Thus, essentially, the nickname buttercup is like the nickname baby. It means that you're sweet or dear to someone.
The species name acris was given due to the fact that the stems and leaves of the plant contain an acrid poisonous juice which protects the plant from herbivorous animals. Common buttercup flowers possess five petals, and have a diameter of about three centimetres. The plant itself can be up to a metre in height, and has a rather thin stem. Flower petals may bend down (convex) at the edge as in the first image, or up (concave) as in the second.