BLUE FLAX Flower Seeds - Linum lewisii - LEWIS FLAX Seed - Attracts BIRDS & BUTTERFLY ~ PERENNIAL Flower (001500 Seeds - 1500 Seeds - Pkt. Size) BLUE FLAX Flower Seeds Linum lewisii LEWIS FLAX Seed Attracts BIRDS & BUTTERFLY ~ PERENNIAL Flower Blue Flax Blue Flax (Linum lewisii ) is a perennial flower in the family Linaceae and is native to North American from Alaska south to Baja, California and from the Pacific Coast east to the Mississippi River.