Plant Family: 10 Genera in Sarcolaenaceae

Plant Family: 74 Genera in Sapotaceae

Plant Family: 51 Genera in Salicaceae – Willow Family

Plant Family: 3 Genera in Sabiaceae

Plant Family: 150 Genera in Rutaceae

Plant Family: Ruppiaceae – Genus Ruppia

Plant Family: Rhabdodendraceae – Genus Rhabdodendron

Plant Family: 15 Genera in Rhizophoraceae – Mangrove Family

Plant Family: 48 Genera in Restionaceae

Plant Family: Ripogonaceae – Genus Ripogonum

Plant Family: 11 Genera in Resedaceae

Plant Family: 3 Genera in Rafflesiaceae

Plant Family: 17 Genera in Rapateaceae

Plant Family: 50 Genera in Ranunculaceae – Buttercup Family

Plant Family: 76 Genera in Proteaceae

Plant Family: Quillajaceae – 2 Species in Genus Quillaja

Plant Family: 2 Genera in Putranjivaceae

Plant Family: 65 Genera in Rhamnaceae – Buckthorn/Jujube Family

Plant Family: 115 Genera Rosaceae – Rose Family

Plant Family: Roridulaceae – Genus Roridula

Plant Family: 4 Genera in Rousseaceae

Plant Family: 56 Genera in Primulaceae – Primrose Family

Plant Family: Posidoniaceae – 9 Species in Genus Posidonia – Seagrasses

Plant Family: Portulacaceae – 154 Species in Genus Portulaca