Scutellaria brevibracteata 
Scutellaria indica 
Scutellaria tomentosa 
Scutellaria utriculata 
Sideritis cossoniana 
Sideritis lanata 
Sideritis libanotica 
Sideritis perfoliata 
Sideritis pullulans 
Sideritis romana 
Sieber's Scutellaria 
Slender Westringia 
Snakebush 
Solenostemon scutellarioides 
South-Salvia 
Southern Appalachian Beebalm 
Spearmint 
Spotted Beebalm 
Spotted Deadnettle 
Stachys aegyptiaca 
Stachys arabica 
Stachys arenaria 
Stachys cretica 
Stachys libanotica