S. vulgaris

S. vulgaris may refer to:
 * Senecio vulgaris, a tenacious deciduous annual species
 * Silene vulgaris, a plant species that looks like a bladder
 * Strongylus vulgaris, a common horse parasite species
 * Syringa vulgaris, an olive species
 * Sturnus vulgaris, the scientific name for common starling