Sacahuista, The Devil's Shoestring
Sageleaf Rockrose
Sago Palm
Saltillo Evening Primrose
Sand Sage
Sansanqua or Sun Camellia
Scarlet Bugler
Scarlet Larkspur, Red Delphinium
Screw Bean Mesquite, Tornillo
Sea Pink, Common Thrift
Semi-trailing Yellow Gazania
Semi-Trailing Yellow Gazania
Shamel Ash, Mexican Evergreen Ash
Shaw's Agave
Shoestring Acacia
Shrub Rose
Shrubby Senna
Shumard Red Oak
Sideoats Grama
Silk Tree
