A fibrous root system is the opposite of a taproot system. It is usually formed by thin, moderately branching roots growing from the stem. A fibrous root system is universal in monocotyledonous plants and ferns. The fibrous root systems look like a mat made out of roots when the tree has reached full maturity. A few plants with fibrous root systems: * Coconut palm * Grass * Rosemary Fibrous roots grow fairly close to the surface of the ground.Leaves with parallel venation have fibrous roots.