Ranunculus to Ruta

Ranunculus acris

Buttercup

Ranunculus gramineus

Ratibida columnaris 'Prairie Yellow'

Prairie Coneflower 'Prairie Yellow'

Ratibida columnifera

Prairie Coneflower; Mexican Hat

Rehmannia elata

Rehmannia glutinosa

Rheum acuminatum

Rhinanthus minor

Yellow Rattle

Rhodochiton atrosanguineum

Purple Bell Vine

Rhodohypoxis baurii var. platyphylla

Rosa chinensis 'Angel Wings Miniature'

Rose 'Angel Wings Miniature'

Roscoea alpina

Rubia tinctorium

Madder

Rudbeckia fulgida 'Bravado'

Rudbeckia 'Bravado'

Rudbeckia fulgida 'Goldsturm'

Rudbeckia 'Goldsturm'

Rudbeckia fulgida 'White Swan'

Rudbeckia 'White Swan'

Rudbeckia hirta

Black Eyed Susan

Rudbeckia hirta 'Irish Eyes'

Rudbeckia 'Irish Eyes'

Rudbeckia hirta 'Irish Spring'

Rudbeckia 'Irish Spring'

Rudbeckia purpurea 'Brilliant Star'

Rudbeckia 'Brilliant Star'

Rudbeckia triloba

Rudbeckia triloba

Ruellia strepens

Wild Petunia

Ruta graveolens

Rue, Herb of Grace