a plant, Malcolmia maritima, of the mustard family, native to the Mediterranean region, having oblong leaves on a weak, often reclining stem and reddish or white flowers.
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British Dictionary definitions for virginia stock
a Mediterranean plant, Malcolmia maritima, cultivated for its white and pink flowers: family Brassicaceae (crucifers)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012