Synonyms: Acetosella alsinodes; Acetosella alsinoides; Acetosella dichotomiflora; Acetosella laxa (homotypic); Acetosella vinaquillo; Oxalis alsinoides; Oxalis arenaria (homotypic); Oxalis brevicaulis (heterotypic); Oxalis deflexa (homotypic); Oxalis dichotomiflora; Oxalis geranioides; Oxalis laxa var. laxa; Oxalis laxa var. maior; Oxalis laxa var. minor; Oxalis micrantha var. alsinoides; Oxalis micrantha var. major; Oxalis micrantha var. micrantha; Oxalis micrantha var. purpurea; Oxalis pubescens (homotypic); Oxalis umbellulata (homotypic); Oxalis vinaquillo; Xanthoxalis laxa (homotypic)