- Oxalis acetocella
- Oxalis albicans, Radishroot woodsorrel
- Oxalis alpina, Alpine woodsorrel
- Oxalis articulata, Pink-sorrel
- Oxalis barrelieri, Barreliers woodsorrel
- Oxalis berlandieri
- Oxalis bifurca
- Oxalis bowiei, Bowie Wood Sorrel
- Oxalis brasiliensis
- Oxalis caerulea, Blue woodsorrel
- Oxalis californica
- Oxalis caprina
- Oxalis chnoodes
- Oxalis compressa
- Oxalis conorrhiza
- Oxalis corniculata, Creeping Oxalis
- Oxalis corymbosa
- Oxalis debilis, Large-flowered Pink-sorrel
- Oxalis debilis_corymbosa
- Oxalis decaphylla, Ten-leaved Pink-sorrel
- Oxalis depressa
- Oxalis dichondrifolia, Peonyleaf woodsorrel
- Oxalis dillenii, Sussex Yellow-sorrel
- Oxalis dombeyi
| - Oxalis drummondii, Drummonds woodsorrel
- Oxalis exilis, Least Yellow-sorrel
- Oxalis filiformis
- Oxalis flava
- Oxalis frutescens, Shrubby woodsorrel
- Oxalis glabra
- Oxalis grandis, Great Yellow Woodsorrel
- Oxalis hirta, Tropical woodsorrel
- Oxalis illinoensis, Illinois Woodsorrel
- Oxalis incarnata, Pale Pink-sorrel
- Oxalis juruensis
- Oxalis lasiandra
- Oxalis latifolia, Large-leaf Wood-sorrel
- Oxalis lyonii
- Oxalis magellanica, Snowdrop Wood-sorrel
- Oxalis megalorrhiza, Fleshy Yellow-sorrel
- Oxalis microcarpa
- Oxalis montana, Wood-sorrel
- Oxalis mucronulata
- Oxalis obtusa
- Oxalis oregana, Redwood-sorrel
- Oxalis perdicaria
- Oxalis perennans, Woody-rooted Yellow-sorrel
- Oxalis pes-caprae, Soursob
| - Oxalis pilosa
- Oxalis polyphylla
- Oxalis priceae, Tufted Yellow Woodsorrel
- Oxalis purpurata
- Oxalis purpurea, Large-flower Wood-sorrel
- Oxalis radicosa
- Oxalis regnellii, Sorrel
- Oxalis rhombifolia
- Oxalis rosea, Annual Pink-sorrel
- Oxalis rubens
- Oxalis rubra, Windowbox Woodsorrel
- Oxalis rugeliana, Coamo
- Oxalis spiralis, Spiral sorrel
- Oxalis stricta, Upright Yellow-sorrel
- Oxalis suksdorfii, Suksdorf woodsorrel
- Oxalis tetraphylla, Four-leaved Pink-sorrel
- Oxalis thompsoniae
- Oxalis trilliifolia, Threeleaf woodsorrel
- Oxalis valdiviensis, Chilean Yellow-sorrel
- Oxalis violacea, Violet woodsorrel
- Oxalis violaceae, Violet woodsorrel
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