Royal Purple Smoke Tree
Royal Trumpet Vine, River's Trumpet
Rozanne Cranesbil
Rubber Plant, Rubber Tree
Rubrum New Zealand Flax
Ruby Glow Manuka Tea Tree
Ruby Grass
Sageleaf Rockrose
Sago-Palm
Saltillo Evening Primrose
San Marcos Hibiscus
San Miguel Island Buckwheat
Sandankwa Viburnum
Sandhill Sage, Coast Sagebrush
Sansanqua or Sun Camellia
Santa Ana Cardinal Coral Bells
Santa Barbara Daisy
Santa Barbara Daisy, Mexican Daisy
Santa Barbara Lilac
Santa Cruz Firethorn