Ruby Flower Red Horsechestnut
Ruby Glow Manuka
Ruby King Penstemon
Rusty Sedge
Sage
Sageleaf Rockrose
Sago-Palm
Saltillo Sage, Coahuila Sage
San Ysidro Lane Agave
Sandhill Sage, Coast Sagebrush
Sansanqua or Sun Camellia
Santa Ana Cardinal Coral Bells
Santa Barbara Daisy
Santa Barbara Daisy, Mexican Daisy
Santa Cruz Blue Hibiscus
Santa Cruz Island Buckwheat
Santa Cruz Pyracantha
Santa Rita Prickly Pear
Saratoga Laurel
Sawleaf Zelkova
