Amur silver grass (Miscanthus sacchariflorus)
Appearance: Perennial warm season grass, 6 -8' tall, very showy and vigorous, forms dense mats.
Leaf blade: Arching, with distinct whitish midrib, less than 1" wide.
Flowers: Silky plume-like, in the fall; resemble corn tassels but are more dense and arch to one side of the stalk.
Roots: Reproduces vegetatively through horizontal stems growing below the soil surface, called rhizomes, forming roots and producing new plants, eventually forming a dense mat.
- Miscanthus - Ornamental and Invasive Grass - University of Minnesota