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

Oxalis 'Anne Christie'

Oxalis 'Autumn Pink'

Oxalis 'Beatrice Anderson'

Oxalis 'Black Velvet' (Xalis Series) is a bulbous perennial that typically reaches heights of up to 25 cm during its flowering period. It features clover-like leaves that are dark and velvety, composed of triangular leaflets. In late spring and summer, slender stems emerge, showcasing clusters of funnel-shaped white flowers that rise above the foliage.

Oxalis 'Black Velvet' (Xalis Series)

Oxalis 'Bowles's White'

Oxalis 'Clemence Knight'

Oxalis 'Cuckoo'

Oxalis 'Dark Eye'

Oxalis 'Double Trouble' (d)

Oxalis 'Fanny'

Oxalis 'Goldfinger'

Oxalis 'Gwen McBride' is a rhizomatous perennial that forms a low, spreading mat of grey-green foliage, characterized by its pleated leaves, each consisting of nine leaflets. In late spring and early summer, it produces flowers that are pale pink with prominent dark purple-pink veining.

Oxalis 'Gwen McBride'

Oxalis 'Hemswell Knight'

Oxalis 'Ione Hecker' is a perennial plant that forms clumps and reaches a height of 8 cm. It features blue-grey, divided foliage and produces funnel-shaped flowers, measuring 3 cm across, that are dark-veined and purple-violet in color.

Oxalis 'Ione Hecker'

Oxalis 'Irish Mist' (v)

Oxalis 'Ivory'

Oxalis 'Jay'

Oxalis 'Jess's Pink Treasure' (v)

Oxalis 'Linnet'

Oxalis 'Matthew Forrest'

Oxalis 'Nightingale'

Oxalis 'Pink Pillow'

Oxalis 'Pink Spider'

Oxalis 'Pom Pom' (d)

Oxalis 'Ridgeway Jewel'

Oxalis 'Ridgeway Sapphire'

Oxalis 'Royal Velvet'

Oxalis 'Sandpiper'

Oxalis 'Silver and Gold'

Oxalis 'Slack's 53'

Oxalis 'Slack's Hummingbird'

Oxalis 'Slack's Peacock'

Oxalis 'Snipe'

Oxalis 'Sunny' features clumps of dark purple and burgundy leaves that resemble clover, reaching heights of 15 to 20 cm during the flowering period. The underside of the leaves displays a soft pale purple hue. Flower stalks rise above the foliage, bearing numerous pale pink, funnel-shaped blooms that appear from late spring through summer.

Oxalis 'Sunny'

Oxalis 'Superstar'

Oxalis 'Sweet Sue'

Oxalis 'Tina'

Oxalis 'Ute' is a herbaceous perennial that features fleshy, divided leaves with a greyish-green hue, which begin to emerge in mid-spring. During the summer months, it produces pale pink, trumpet-shaped blooms.

Oxalis 'Ute'

Oxalis 'Waverley Hybrid'

Oxalis 'White Spider'

Oxalis 'Wren'

Oxalis Slack Top hybrids

This perennial plant, known as Oxalis acetosella, features rhizomatous growth and typically reaches a height of up to 10 cm during its flowering period. It has distinctive trifoliate leaves, each consisting of three heart-shaped, folded green leaflets. From spring through midsummer, slender flower stems emerge, showcasing solitary, funnel-shaped white blooms adorned with subtle pink veins.

Oxalis acetosella

Oxalis acetosella 'Dappled Shade' (v)

Oxalis acetosella var. purpurascens

Oxalis acetosella var. rosea

Oxalis acetosella var. subpurpurascens

Oxalis acetosella var. violacea

Oxalis adenodes

This bulbous perennial grows in clumps, reaching heights of up to 10 cm and spreading to about 15 cm wide. Its foliage features greyish-green leaves made up of several slender, heart-shaped leaflets. In late spring, it produces solitary flowers that are rosy-pink, fading to a lighter shade toward the center, with a distinct purple throat.

Oxalis adenophylla

Oxalis adenophylla 'Brenda Anderson'

Oxalis adenophylla 'Purity'

Oxalis adenophylla 'Tora'

Oxalis adenophylla dark

Oxalis adenophylla var. alba

Oxalis alstonii

Oxalis ambigua

Oxalis annae

Oxalis anomala

Oxalis arenaria

Oxalis articulata is a deciduous perennial that forms clumps and can reach heights of up to 45 cm during its flowering phase. Its foliage consists of green, clover-like leaves that are divided into three lobes, supported by elongated stems. Throughout the summer, this plant produces numerous clusters of vibrant pink flowers on extended floral stems.

Oxalis articulata

Oxalis articulata 'Alba'

Oxalis articulata 'Aureoreticulata'

Oxalis articulata 'Festival'

Oxalis articulata 'Foundation Pink'

Oxalis articulata 'Jill'

Oxalis articulata f. crassipes

Oxalis articulata f. crassipes 'Alba'

Oxalis articulata subsp. rubra

Oxalis articulata subsp. rubra 'Alba'

Oxalis articulata var. hirsuta

Oxalis beneprotecta

Oxalis blue-flowered

Oxalis bowiei

Oxalis bowiei 'Amarantha'

Oxalis bowiei purpurea

Oxalis brasiliensis

Oxalis brick-orange-flowered

Oxalis bryoides

Oxalis caesia

Oxalis callosa

Oxalis caprina

Oxalis chaetocalyx

Oxalis comosa

Oxalis compacta

Oxalis compressa

Oxalis conorrhiza

Oxalis convexula

This perennial plant features low-growing, branching stems that spread along the ground. Its leaves resemble those of clover and can range in color from vibrant mid-green to deep red-purple. The plant produces small yellow flowers with five petals, which give way to upright seed pods that are distinctly five-ribbed.

Oxalis corniculata

Oxalis corniculata var. atropurpurea

Oxalis crassipes 'Alba'

This perennial plant grows in clumps, reaching a height of up to 20 cm. Its foliage consists of three heart-shaped leaflets that are vibrant green. During the summer and early autumn, it produces small clusters of pink flowers.

Oxalis debilis

This perennial plant grows in clumps, reaching up to 20 cm in height. Its foliage consists of bright green leaves made up of three heart-shaped leaflets, with yellow veins creating a net-like pattern. During the summer and early autumn, it produces small clusters of pink flowers.