Eustachys glauca
Culms 60-150 cm, erect. Leaves basally disposed, glaucous; blades to 30 cm long, 4-15 mm wide, flat or folded, apices obtuse. Panicles with 8-24 branches; branches 5-15 cm. Spikelets 1.5-2(2.4) mm; florets 2. Lower glumes 1.2-1.4 mm, acute; upper glumes 1.3-1.8 mm, narrowly oblong, truncate, awned, awns 0.4-0.8 mm; calluses glabrous; lowest lemmas 1.6-2.1 mm, nar¬rowly ovate, dark brown at maturity, veins glabrous, occasionally both keels and veins with a few short, stiff hairs, apices acute, unawned, occasionally mucronate; second lemmas 1-1.3(1.6) mm, oblong, frequently keeled, acute. Caryopses about 1 mm. 2n = unknown.
Distribution
Miss., Fla., Ala., Ga., N.C., S.C.
Discussion
Eustachys glauca grows in the margins of low woods and in ditches and brackish marshes. It is endemic to the southeastern United States.
Selected References
None.