
''Oxalis stricta'', called the common yellow woodsorrel, common yellow oxalis, upright yellow-sorrel, lemon clover, or more ambiguously and informally "sourgrass" is an herbaceous plant native to North America, parts of Eurasia, and has a rare introduction in Britain.
Similar species: Oxalidales
By Scott Staley
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Uploaded Nov 6, 2012. Captured Sep 21, 2010 12:39.
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