perennial

Achnatherum richardsonii (Link) Barkworth

Achnatherum richardsonii (Link) Barkworth. Achnatherum richardsonii is a species of grass known by the common names Richardson's needlegrass, spreading needlegrass, and Canada mountain-ricegrass. It is native to northwestern North America, where it is distributed from Alaska and Yukon through the western Canadian provinces south to Colorado.

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Native range

Native range not recorded for this plant. Often a non-native cultivar or naturalized garden plant.

Related plants

Aegilops cylindrica Host

Aegilops

Sources

USDA PLANTS