Phosphatidylinositol, phosphatidylserine, phosphatidylethanolamine, phosphatidylcholine and phosphatidic acid are some of the phospholipids found in the plasma membrane. Phosphatidylinositol, phosphatidylserine, phosphatidylethanolamine, are found in the inner leaflet of the plasma membrane while phosphatidylcholine and phosphatidyl myelin are found on the outer leaflet of the plasma membrane.