Naam Maat
Ranunculus acris 'Multiplex'
Ranunculus acris 'Sulphureus'
Ranunculus ficaria
Raoulia australis
Ratibida pinnata
Rheum palmatum 'Tanguticum'
Rodgersia aesculifolia
Rodgersia hybride 'Bronze Peacock'
Rodgersia hybride 'Hercules'
Rodgersia hybride 'La Blanche'
Rodgersia pinnata
Rodgersia pinnata 'Chocolate Wings' (R)
Rodgersia pinnata 'Superba'
Rodgersia podophylla
Rodgersia podophylla 'Braunlaub'
Rodgersia podophylla 'Rotlaub'
Rodgersia sambucifolia
Rosmarinus lavandulaceus 'Capri'
Rosmarinus officinalis 'Prostratus'
Rosmarinus officinalis 'Albus'
Rosmarinus officinalis 'Benenden Blue'
Rosmarinus officinalis 'Miss Jessop's Upright'
Rudbeckia fulgida 'Goldsturm'
Rudbeckia fulgida 'Little Goldstar' (R)
Rudbeckia fulgida var. deamii
Rudbeckia fulgida var. speciosa
Rudbeckia laciniata 'Goldquelle'
Rudbeckia maxima
Rudbeckia missouriensis
Rudbeckia nitida 'Herbstsonne'
Rudbeckia occidentalis 'Green Wizard'
Rudbeckia subtomentosa 'Henry Eilers'
Rudbeckia triloba 'Prairie Glow'
Ruta graveolens 'Jackman's Blue'