Chondrosum is a genus of North American and South American plants in the grass family. Chondrosum is closely related to Bouteloua and considered part of that genus in some publications. Species * Chondrosum barbatum (Lag.) Clayton - United States (CA AZ NM TX OK KS CO UT NV MT), Mexico, Argentina * Chondrosum brevisetum (Vasey) Clayton - United States (NM TX), widespread in Mexico * (Swallen) Clayton - Mexico (Coahuila, Nuevo León, San Luis Potosí) * (Reeder & C.Reeder) Clayton - Mexico (Colima, Chiapas, Oaxaca, Guerrero, Jalisco, Nayarit), Guatemala * Chondrosum eriopodum Torr. - United States (CA AZ NM TX OK KS CO UT NV), Mexico (Sonora, Chihuahua, Coahuila, Durango, Zacatecas) * (Swallen) Clayton - Mexico (Coahuila) * Kunth - widespread in Canada, United States, Mexico; natur