Narrow-leaved / Lance-leaved Goldenrod Family: Asteraceae (Compositae) (The Sunflower Family) Genus: Solidago | Species: graminifolia Description: There are at least 18 species of goldenrod. This species is characterized by having narrow leaves that are long (3-5 inches) and pointed, almost grass-like, with three to five veins. The flower heads are comprised of 10-20 ray flowers