Rhamnus alaternus ‘Argenteovariegata’
An evergreen shrub with grey-green leaves with conspicuous white margins. Clusters of yellow-green flowers followed by red fruit ripening to black.
Reineckea carnea
An evergreen perennial with arching green leaves and fragrant deep pink flowers in late spring, rarely followed by red berries.
Rehmannia elata
A rosette-forming perennial with conspicuously veined mid-green leaves. Pretty semi-pendent pinkish purple flowers, spotted inside.
Rebutia violaciflora
A very pretty cactus forming clusters of neat spherical stems and masses of colourful trumpet shaped flowers
Rebutia pygmaea
A very pretty cactus forming clusters of neat spherical stems and solitary trumpet shaped flowers
Raoulia hookeri
A mat-forming alpine with silver-grey leaves covered with white-silky hairs. Pale green flowerheads in summer.
Raoulia australis
A mat-forming alpine with silver-grey hairy leaves. Sulphur-yellow flowerheads in summer.
Ranunculus parnassiifolius
A rosette-forming alpine with heart-shaped, dark green basal leaves. Stems of cup-shaped, white flowers in early summer.
Ranunculus montanus ‘Molten Gold’
A mat-forming perennial with glossy dark green basal leaves. Stems of cup-shaped, shining bright yellow flowers in early summer.
Ranunculus lingua ‘Grandiflorus’
A marginal aquatic perennial with blue-green leaves. Stems of cup-shaped, golden yellow flowers in early summer.
Ranunculus gramineus
A clump-forming perennial with narrow glaucous green basal leaves. Stems of lemon-yellow flowers from late spring to early summer.
Ranunculus flammula
A marginal aquatic perennial with red-tinted stems and dark green leaves. Stems of cup-shaped, bright yellow flowers in early summer.