Family: oxalidaceae
Common name(s): redwood sorrel
Hardiness ratings: USDA zone 4~8 - 8~10
General resources
Links for Oxalis oregana
- Annie's Annuals (on archive.org) - Catalog page with photo, basic horticultural information, and noteworthy features. (zone 7-9)
(2 photos)
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 6-8)
(7 photos)
- Denver Botanic Gardens - Description, native range, and cultural requirements. (zone 4)
- Garden.org - Community-assembled plant profile
(9 photos)
- Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation.
(5 photos)
- Las Pilitas Nursery - Catalog page about this California native, with description and horticultural basics. (zone 8-10)
(3 photos)
- NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members.
(1 photo)
- Turner Photographics - Profile of wildflower of the US Pacific Northwest, with botanical description, habitat and distribution, and photo gallery.

- Washington Native Plant Society - Photo and brief description.
(12 photos)
Links
- Paghat's Garden - Illustrated articles by a gardener in the Pacific Northwest, with background and personal observations.
(2 photos)
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