There are several types of fibrous roots: aerial roots, prop roots, and contractile roots. Fibrous roots are a mass of roots that typically grow on the organs of a plant. They grow very differently than plants with taproots. read more
Agave, or the century plant, has extremely fibrous leaves, if that's what you're looking for. There are a number of plants which humans cultivate for the fibrous nature of the plant. read more
Protein is the basic component of living cells and is made of carbon, hydrogen, oxygen, nitrogen and one or more chains of amino acids. The three types of proteins are fibrous, globular, and membrane. read more