Publication: Naturalientausch 8: 83. 1823. 1823.
Origin: Introduced from the western Mediterranean
selected vouchers: WTU
Notes: Several recent (2008, 2016, 2021) collections show it to be well established around the Potholes Reservoir in Grant County.
FNA25: "Crypsis vaginiflora is common to abundant in clay or sandy clay soil in California, where it was first introduced in the late 1800s. It has since been found at a few locations in Washington, Idaho, and Nevada, and will probably spread to additional sites with suitable habitat in the future. It is native to Egypt and southwestern Asia."
References: (none)