Apple, Cultivated Apple, Domestic Apple: Malus xdomestica (Synonyms: Malus pumila, Malus sylvestris, Pyrus malus) - Non-native.
Siberian Crabapple: Malus baccata - Non-native.
Oregon Crabapple, Western Crabapple: Malus fusca (Synonyms: Malus diversifolia, Malus fusca var. diversifolia, Malus fusca var. fusca, Malus fusca var. levipes, Malus rivularis, Malus rivularis var. levipes, Pyrus diversifolis, Pyrus fusca, Pyrus fusca var. levipes, Pyrus rivularis)
Pearleaf Crabapple, Plumleaf Crabapple: Malus prunifolia - Non-native.
Cultivated Apple: Malus pumila (Synonyms: Malus communis, Pyrus malus) - Non-native.