| Taxon | Erigeron breweri var. porphyreticus |
| group | Eudicots |
| Family | Asteraceae |
| Family common name(s) | composite; composita; comp; aster; asterwort; asterworts; sunflower; daisy; dandelion |
| Genus common name(s) | erigeron; daisy-fleabane; daisy fleabane; daisyfleabane; fleabane-daisy; fleabane daisy; flea-bane daisy; fleabanedaisy; fleabane-aster; fleabane aster; midsummer-aster; midsummer aster |
| Species common name(s) | Brewer's erigeron; Brewer's daisy; Brewer's fleabane; Brewer's fleabane-daisy; Brewer's fleabane daisy; Brewer erigeron; Brewer daisy; Brewer fleabane; Brewer fleabane-daisy; Brewer fleabane daisy |
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| Common name(s) generally applied to other taxa or multiple taxa | fleabane, flea-bane, flea bane, midsummer daisy, mid-summer daisy, midsummer-daisy are applied to multiple Asteraceae taxa; flea-wort, fleawort, flea wort are applied to taxa in multiple families |
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| Notes | Brewer is a proper name, so upper case preferable; Brewers is an error |
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