Red Yucca
Red-flowered Buckwheat
Red-Tip Photinia
Redland White Sapote Tree
Reed Avocado
Ripple Jade Plant
Rock Purslane
Rose Apple
Rosemary
Royal Star Magnolia
Ruby Supreme Guava
Sago Palm
San Diego Sedge
Santa Barbara Daisy
Santa Cruz Firethorn
Santa Rita Prickly Pear
