| Taxon | Gentiana affinis var. ovata |
| group | Eudicots |
| Family | Gentianaceae |
| Family common name(s) | gentian; gentianwort; gentianworts |
| Genus common name(s) | gentian |
| Species common name(s) | pleated gentian; trapper's gentian; trappers' gentian; trappers gentian |
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| Common name(s) specific to synonym; taxon noted in brackets | small-toothed prairie gentian [var. parvidentata]; small toothed prairie gentian [var. parvidentata] |
| Common name(s) generally applied to other taxa or multiple taxa | Rocky Mountain pleated gentian is more commonly applied to var. affinis; prairie gentian is more commonly applied to Eustoma; mountain gentian, Rocky Mountain gentian, meadow gentian, northern gentian, blue gentian are applied to multiple Gentianaceae taxa; fieldwort, field-wort, bitterwort, bitter-wort, bitter wort are applied to taxa in multiple families |
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| Notes | Oregon is a proper name, so upper case preferable |
| Synonymy: The Jepson Manual (1993), FNA, PLANTS, etc | var. parvidentata Kusn.; Gentiana oregana A. Gray |
