Urochloa maxima (Jacq.) R. Webster
Guinea Grass
Synonym: Panicum maximum Jacq.
Natural range: Africa, widely naturalized in tropical and subtropical regions
Habitat: Disturbed sites, sometimes forming dense stands
Florida status: Invasive exotic weed, very common and aggressive, one of the most abundant and conspicuous large grasses in our area; found in every weedy location
Recognition: Although may be as small as 0.5 m tall, may grow to over 3 m tall. One of the largest uncultivated grasses in our area. Panicle with the main branches whorled. Fertile lemma white, with strong horizontal wrinkles.
Notes: Important pasture grass in tropical regions