Oxalis laxa

Herbs annual, caulescent, sometimes densely cespitose, rhizomes and stolons absent, bulbs absent. Aerial stems 1–5 from base, erect, 0.5–7 cm, usually herbaceous, sometimes becoming ± woody proximally, hirtellous to villous-hirtellous. Leaves cauline; stipules rudimentary; petiole 1.5–6 cm; leaflets 3, green, obcordate, 5–12 mm, lobed 1/5 length, lobes apically convex, surfaces glabrous, oxalate deposits absent. Inflorescences racemes, 6–14-flowered; peduncles 3–15 cm. Flowers heterostylous; sepal apices without tubercles; petals yellow, 6–12 mm. Capsules ovoid to spheric, 3–5 mm, puberulent.

Phenology: Flowering Apr–Jun.
Habitat: Disturbed sites, riparian woodlands, riverbanks, gravelly beaches, rock crevices, foothill woodlands.
Elevation: 10–800 m.

Calif., South America (Chile).

Discussion

Oxalis laxa is widespread in California in the eastern part of the Central Valley and along the central coast.

Selected References

None.

Lower Taxa