| Taxon | Danthonia californica |
| group | Monocots |
| Family | Poaceae |
| Family common name(s) | grass; true grass |
| Genus common name(s) | danthonia |
| Species common name(s) | California danthonia; California oat-grass; California oat grass; California oatgrass; California wild-oat-grass; California wild oat-grass; California wild oat grass; California wild oatgrass; Californian oat-grass; Californian oat grass; Californian oatgrass |
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| Common name(s) specific to synonym; taxon noted in brackets | American wild oat-grass [var. americana]; American oatgrass [var. americana]; wild American oat grass [var. americana] |
| Common name(s) generally applied to other taxa or multiple taxa | oatgrass, oat-grass, oat grass, wild oat grass, wild oat-grass, wild oatgrass, wild oats grass are applied to multiple Poaceae taxa |
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| Notes | American, California are proper names, so upper case preferable |
| Synonymy: The Jepson Manual (1993), FNA, PLANTS, etc | var. americana (Scribn.) Hitchc.; var. californica |
