Johnsongrass

(Sorghum halepense)

Characteristics

Leaves	Ligule	Flowers

Growing habits: Coarse perennial 

Root anatomy: Fibrous roots from thick, scaly underground rhizomes

Leaf anatomy: Leaves glabrous, sheaths open & glabrous, trichomes sometimes at margin, prominent membranous ligule 

Reproduction: Open, many-branched panicle inflorescence, two-flowered spikelets with one being fertile

^{References: Weeds of the South by Charles T. Bryson and Michael S. DeFelice}