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Common (vernacular) names applied to California vascular plants

compiled by Elizabeth Painter

up to date as of May 1, 2016

Common names (also referred to as vernacular names) are applied differently at different times and places by different users. This list is compiled from many sources and is intended to be as comprehensive as possible. It is not intended to indicate which common name is correct or preferred. Please send comments about this page to Elizabeth Painter (

TaxonOxalis purpurea
Family common name(s)oxalis; wood-sorrel; wood sorrel; woodsorrel; wood-sorrels
Genus common name(s)oxalis; wood-sorrel; wood sorrel; woodsorrel; wood-sorrels
Species common name(s)purple-flowered wood-sorrel; purple-flowered wood sorrel; large-flowered oxalis; large-flower wood-sorrel; large-flower wood sorrel; large flower wood sorrel; large-flower woodsorrel; large flower woodsorrel; largeflower wood sorrel; largeflower woodsorrel
Common name(s) generally applied to other taxa or multiple taxapurple oxalis, purple wood-sorrel, purple wood sorrel, purple woodsorrel, purple shamrock, purple leaf shamrock; purple-flowered oxalis; large-flowered oxalis, large-flowered wood-sorrel, large-flowered wood sorrel, large-leaf wood-sorrel, pink oxalis, large-flowered pink oxalis, pink wood-sorrel, pink wood sorrel, pink woodsorrel are applied to multiple Oxalis taxa; sorrel, shamrock, good luck plant, John-go-to-bed-at-noon, John go to bed at noon, sourgrass, sour-grass, sour grass, one-o'clock, one o'clock, grand duchess are applied to taxa in multiple families; four-o'clock, four o'clock are more commonly applied to Mirabilis
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