'Rodeo Lagoon' Buck Brush 'Rodeo Lagoon' Ceanothus
'Rodeo Lagoon' Redroot Rodgersia
'Rolf Fiedler' Spring Starflower 'Roma' Asiatic Lily
Roman Candle (spp.) Roman Candle Variegated
'Roman Candy' Ivy Leaf Morning Glory Roman Cassie
Roman Chamomile 'Roman Gold' Japanese Tree Peony
Roman Wormwood 'Romance' Common Lilac
'Rominette Pink' English Daisy 'Ron McBeath' Cinquefoil: nepalensis
Rondeletia 'Rondo' Bearded Tongue
'Rootbeer' Daylily Rooting Chain Fern
Rootspine Palm 'Rosa deNoche' Waterlily
'Rosa Plea' Dwarf Flowering Almond 'Rosalba' Red Hot Poker: bracteata
'Rosalie' Alumroot: Heuchera Rosary Plant
Rosary Vine Roscoea 'Beesiana'