- Marah macrocarpa
- Marah macrocarpa Greene
- Marah macrocarpa (Greene) Greene var. macrocarpa
- Marah macrocarpa (Greene) Greene
- Marah macrocarpus
- Marah macrocarpus var. macrocarpus
- Marah macrocarpus Greene var. macrocarpus
- Marah oregana
- Marah oregana (Torr. & A. Gray) Howell
- Marah oregana (Torr. & A.Gray) Howell
- Marah oreganus
- Marah oreganus (Torr. ex S.Wats.) Howell
- Marah oreganus (Torr. ex S.Watson) Howell
- Marah sp.