Coefficient of Conservatism:
Coefficient of Wetness:
B. S. Walters
Roadsides, gardens, fields, railroads, and disturbed places; spreading into forests and on shores. A Eurasian species widely naturalized in North America and first collected in Michigan in 1879 in Kent Co.
Tall (to 1 m or more) plants with broad leaves, long (over 8 cm) and somewhat nodding are var. major (Gaudin) Peterm. A striking variant, it superficially resembles S. faberi, but the panicle is less nodding and the small spikelets are identical with those of typical S. viridis.