S. arvensis

S. arvensis may refer to:
 * Sherardia arvensis, the field madder, a flowering plant species
 * Sinapis arvensis, the wild mustard or charlock, a plant species
 * Sonchus arvensis, the corn sow thistle, dindle, field sow thistle, gutweed, swine thistle, tree sow thistle or field sowthistle, a plant species
 * Spergula arvensis, the corn spurry