-Plants (Kingdom Plantae)

-Vascular Plants (Phylum Tracheophyta)

-Flowering Plants (Subphylum Angiospermae)

-Monocots (Class Liliopsida)​

-Grasses, Sedges, Cattails, and Allies (Order Poales)

-​Grasses (Family Poaceae)

-Bristlegrasses, Bluestems, Paspalums, and Allies (Subfamily Panicoideae)

-Bristlegrasses, Rosette Grasses, Barnyard Grasses, and Allies (Tribe Paniceae)

-Subtribe Melinidinae

-Genus Megathyrsus

-Guinea Grass (Megathyrsus maximus)

Leaves are light green/blue-green. Flowers are borne in reddish spikelets. It grows in open areas, grassland, riparian habitat, disturbed areas, crops, orchards, vineyards, roadsides, and scrub.