Sorghum halepense
Johnson grass

Non-Native in Florida

Invasive Johnson grass is a large grass which can grow to cover extensive areas along ditches and into fields. It also occurs in marginal wetlands. Florida farmers and resource managers do not like it.


Johnson grass is a large NON-NATIVE grass. stems erect, to 8 ft. tall; leaf blades long, flat, midrib white, to 2 ft. long, to 3/4 in. wide, folded at the base, margins finely rough; ligule thin, papery; inflorescence very large, to 20 in. long, widely spreading, branched, jointed axis; spikelets in pairs at the nodes of the axis, half are on stalks, all are hairy


Click here to see the herbarium specimen image of the UNIVERSITY OF FLORIDA HERBARIUM DIGITAL IMAGING PROJECTS.

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