signalgrass

iNaturalist

Robert H Mohlenbrock | plants.usda.org

signalgrass

Urochloa platyphylla

Weed Characteristics

Other Names: broadleaf signalgrass, Alexandergrass, broadleaf liverseed grass, broadleaf signal grass

Leaf Type: Grassy

Flowers: Green, yellow, brown

Leaves: Broader at the base, taper to pointed tip

Life Cycle: Summer annual

Weedy annual warm-season ornamental grass native to the southern and central US, Cuba and South America. A spreading, creeping grass with smooth, branching stems. Leaf blades are smooth and broad, up to 1/5cm wide. Seedheads are branched. Found in disturbed areas, fields, and ditches.