Oxalis species may be either annuals or perennials, characterized by fibrous, bulb-like, or rhizomatous root systems. The foliage typically features palmately divided leaves, while the flowers are mostly funnel- or bowl-shaped and tend to close during overcast conditions and at night.

Oxalis hedysaroides 'Rubra'

Oxalis hedysaroides Kunth

Oxalis herrerae

Oxalis hirta

Oxalis hirta 'Gothenburg'

Oxalis hirta 'Magenta'

Oxalis hirta var. longiflora

Oxalis imbricata

Oxalis imbricata var. violacea

Oxalis inaequalis

Oxalis incarnata

Oxalis insipida

Oxalis japonica 'Picta' (v)

Oxalis karroica

Oxalis laciniata is a perennial plant that forms clumps and has a rhizomatous growth habit. Its leaves are fleshy and grey-green in color. From summer to autumn, this species produces fragrant violet-blue flowers featuring a darker central region. It thrives in alpine houses and can also be cultivated as a houseplant.

Oxalis laciniata

Oxalis laciniata 'Julia Johnston'

Oxalis laciniata 'Seven Bells'

Oxalis laciniata blue

Oxalis laciniata dark

Oxalis laciniata hybrid

Oxalis laciniata purple-flowered from Peter Erskine

Oxalis laciniata var. pubescens

Oxalis lasiandra

A perennial that forms clumps, reaching heights of up to 20 cm, Oxalis latifolia features mid-green foliage made up of three leaflets shaped like fishtails. In the summer, it produces small clusters of pink flowers.

Oxalis latifolia

Oxalis loricata

Oxalis loricata 'Perito Moreno'

Oxalis luteola 'Glauca'

Oxalis luteola 'Splash'

Oxalis magellanica

Oxalis magellanica 'Nelson' (d)

Oxalis magellanica 'Old Man Range'

Oxalis magnifica

Oxalis masonorum

Oxalis massoniana is a compact, bulbous perennial that forms dense clusters. Its foliage consists of three slender leaflets that grow in whorls along the delicate stems. During autumn, the flowers emerge from deep orange buds, initially displaying a pale orange hue with a yellow center.

Oxalis massoniana

Oxalis megalorrhiza

This bulbous perennial features soft, pale green leaves arranged in a trefoil pattern, adorned with fine silvery hairs. The leaves emerge in autumn alongside funnel-shaped yellow blossoms. The plant retains its green foliage through winter and spring, entering a dormant phase during the summer months.

Oxalis melanosticta

Oxalis melanosticta 'Ken Aslet' is a compact, mat-forming perennial, reaching heights of up to 10 cm when in bloom. It features velvety, pale green trefoil leaves that are adorned with silvery hairs. During the autumn months, funnel-shaped flowers emerge just above the foliage, showcasing a bright lemon-yellow hue. This plant enters a dormant phase during the summer.

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