Sagittaria longiloba (longbarb arrowhead)Sagittaria teres (slender arrowhead)Saint BarthelemySaint HelenaSaint Kitts and NevisSaint LuciaSaint MartinSaint Pierre and MiquelonSaint Vincent and the GrenadinesSaintpaulia ionanthaSalicornia bigelovii (dwarf saltwort)Salix fragilisSalix herbacea (snowbed willow)Salix humilis (prairie willow)Salix pellita (satiny willow)Salix planifolia (diamondleaf willow)Salix triandraSalix uva-ursi (bearberry willow)Salix x pendulinaSalsola tragus (prickly Russian thistle)Salvia grahamiiSalvia officinalisSalvia pratensisSalvia sclareaSambucus nigraSambucus racemosaSamoaSan MarinoSanguisorba annua (prairie burnet)
Image of Buphthalmum salicifolium 1Credit: Photo by Leo Michels. Usage: Public Domain
