Synonyms
Oxalis smalliana R.Knuth
Oxalis smallii R.Knuth
Oxalis acetosella var. oregana (Nutt.) Trel.
Oxalis acetosella subsp. oregana (Nutt.) D.Löve
Oxalis oregana var. tracyi Jeps.
Oxalis macra Small
Oxalis oregana f. smalliana (R.Knuth) Munz
Oxalis oregana var. smalliana (R.Knuth) M.Peck
Oxys oregana (Nutt.) Greene
Acetosella oregana (Nutt.) Kuntze