Alopecurus pratensis, a monocot, is a perennial grasslike herb that is not native to California.
There is a high risk of this plant becoming invasive in California according to Cal-IPC.
Wetlands: Arid West: Occurs usually in wetlands, occasionally in non wetlands Mountains, Valleys and Coast: Equally likely to occur in wetlands and non wetlands
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals,
including the
Consortium of California Herbaria.[web application]. 2021. Berkeley, California:The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 04/12/2021).