Bog Johns-wort, Bog St. Johnswort, Bog St. John'swort, Bog St. John's Wort, Creeping St. Johns-wort, Tinkers Penny, Tinker's Penny: Hypericum anagalloides - Native.
Sweet Amber, Tutsan: Hypericum androsaemum - Non-native.
Aaron's Beard, Creeping St. John's Wort, Goldflower, Great St. John's-wwort, Rose-of-Sharon, Rose of Sharon: Hypericum calycinum - Non-native.
Canadian St. John'swort, Canadian St. John's Wort: Hypericum canadense - Non-native.
Pale St. John's-wort: Hypericum ellipticum -
Trailing St. Johnswort: Hypericum humifusum - Non-native.
Dotted John's-wort, Imperforate St. John's-wort: Hypericum maculatum ssp. obtusiusculum -
Large St. Johnswort, Larger Canadian St. John's Wort, Greater Canadian St. Johnswort: Hypericum majus (Synonym: Hypericum canadense var. majus) - Non-native.
Dwarf St. John's-wort, Northern St. Johnswort, Northern St. John's Wort: Hypericum mutilum ssp. boreale (Synonym: Hypericum boreale) - Non-native.
Common St. Johnswort, Common St. John's-wort, Klamathweed, Klamath Weed: Hypericum perforatum (Synonym: Hypericum perforatum ssp. perforatum) - Non-native.
Norton's St. John's-wort, Scouler's St. Johnswort, Scouler's St. John's-wort, Western John's-wort, Western St. John's-wort, Western St. John's Wort: Hypericum scouleri (Synonyms: Hypericum formosum, Hypericum formosum ssp. scouleri, Hypericum formosum var. nortoniae, Hypericum formosum var. scouleri, Hypericum scouleri ssp. nortoniae, Hypericum scouleri ssp. scouleri) - Native.
Square-stalked St. John's Wort: Hypericum tetrapterum
Goldflower: Hypericum xmoserianum - Non-native.
Marsh St. John's-wort: Triadenum fraseri - Non-native.