- Perideridia bolanderi
- Perideridia bolanderi (A.Gray) A.Nelson & J.F.Macbr.
- Perideridia bolanderi (A. Gray) A. Nelson & J. F. Macbr.
- Perideridia bolanderi (A. Gray) A. Nelson & J. F. Macbr. subsp. bolanderi
- Perideridia erythrorhiza
- Perideridia erythrorhiza (Piper) T. I. Chuang & Constance
- Perideridia gairdneri
- Perideridia gairdneri (Hook. & Arn.) Mathias subsp. gairdneri
- Perideridia gairdneri (Hook. & Arn.) Mathias
- Perideridia gairdneri (Hook. & Arn.) Mathias subsp. borealis T. I. Chuang & Constance
- Perideridia gardneri
- Perideridia howellii
- Perideridia howellii (J. M. Coult. & Rose) Mathias
- Perideridia howellii (J.M. Coult. & Rose) Mathias
- Perideridia howellii (J.M.Coult. & Rose) Mathias
- Perideridia kelloggii
- Perideridia kelloggii (A.Gray) Mathias
- Perideridia kelloggii (A. Gray) Mathias
- Perideridia lemmonii
- Perideridia lemmonii (J. M. Coult. & Rose) T. I. Chuang & Constance
- Perideridia lemmonii (J.M. Coult. & Rose) T.I. Chuang & Constance
- Perideridia lemmonii (J.M.Coult. & Rose) T.I.Chuang & Constance
- Perideridia oregana
- Perideridia oregana (S. Watson) Mathias
- Perideridia oregana (S.Watson) Mathias
- Perideridia parishii
- Perideridia parishii (J.M.Coult. & Rose) A.Nelson & J.F.Macbr subsp. latifolia (A.Gray) T.I.Chuang & Constance
- Perideridia parishii subsp. latifolia
- Perideridia parishii (J. M. Coult. & Rose) A. Nelson & J. F. Macbr. subsp. latifolia (A. Gray) T. I. Chuang & Constance
- Perideridia parishii (J. M. Coult. & Rose) A. Nelson & J. F. Macbr. subsp. parishii
- Perideridia parishii (J. M. Coult. & Rose) A. Nelson & J. F. Macbr.
- Perideridia parishii (J.M.Coult. & Rose) A.Nelson & J.F.Macbr. subsp. latifolia (A.Gray) T.I.Chuang & Constance
- Perideridia sp.
- Perideridia spp.