Hilaria (plant)

Hilaria is a genus of North American plants in the grass family. Members of the genus are commonly known as curly mesquite. It is found in the Southwestern United States, Mexico, and Guatemala.

The generic name honors French naturalist Augustin Saint-Hilaire (1779–1853).

1. Hilaria annua Reeder & C.Reeder - Colima
2. Hilaria belangeri (Steud.) Nash USA (AZ NM TX) south to Oaxaca
3. Hilaria cenchroides Kunth - from Chihuahua to Guatemala; naturalized in Arizona (Pima + Cochise Counties)
4. Hilaria ciliata (Scribn.) Sohns - from Chihuahua to Oaxaca
5. Hilaria hintonii Sohns - Guerrero, Morelos, Querétaro, México State
6. Hilaria jamesii (Torr.) Benth. - United States (CA NV AZ NM TX UT CO WY KS OK)
7. Hilaria mutica (Buckley) Benth. - USA (AZ NM TX OK), Mexico (Chihuahua, Coahuila, Nuevo León, Durango, Zacatecas, Sonora, Baja California Sur)
8. Hilaria rigida (Thurb.) Benth. ex Scribn. - United States (CA NV AZ UT NM), Mexico (Chihuahua, Sonora, Baja California)
9. Hilaria semplei Sohns - Michoacán
10. Hilaria swallenii Cory - United States (NM TX), Mexico (Chihuahua, Coahuila, Nuevo León, Durango, San Luis Potosí, Zacatecas)