flax seeds _________ sisal leaves: sial
Flax seeds : linen :: sisal leaves : sisal
Linen fiber is obtained from flax seeds while sisal fiber is obtained from sisal leaves.
Linen is a flax-based textile that is predominantly used for homeware applications. Garments made of linen are desirable in hot and humid climates whereas the sisal fiber is traditionally used for rope, and has many other uses, including paper, cloth, footwear, hats, bags, carpets and also used as fiber reinforcements for composite fiber-glass, rubber and cement products.