| Scientific Name: | Oxalis oregana |
| Common Name: | redwood sorrel |
| Family Name: | Oxalidaceae |
| Origin: | B.C. west of Cascades, U.S. - northwest |
| Hardiness Zone: | Zone 7: (-18 to -12 °C) |
| Plant Type: | Herbaceous perennial |
| Mature Size: | 0.2 - 0.4m x 0.6 - 1.0m (height x width) |
| Habit: | Dense, Spreading |
| Form: | Creeping / Mat-like |
| Texture: | Medium |
| Landscape Uses: | Alpine, Container planting, Fall interest, Filler, Forestry, Ground cover, Group or mass planting, Spring interest, Woodland margin |
| Exposure: | Part sun/part shade, Filtered shade, Deep shade |
| Soil or Media: | Humus rich, Well-drained |
| Leaves: | Compound, Basal, Soft flexible, Trifoliate (ternate), Orbicular, Ciliate |
| Flowers: | Flowers solitary, White, Violet, Apr-May |
| Fruit: | Capsule, Brown, Aug-Sep |
| Key ID Features: | |
| Spreading ground cover with pinkish-white stems; leaves mostly 6-13cm long, clover-like, compound with three heart-shaped leaflets up to 2-5cm wide, green on top, purplish-red undersides. | |