.
.
Raoulia
Raoulia australis
Raoulia australis 'calf'
Raoulia glabra
.
.
Raoulia haastii
Raoulia hectori var mollis
Raoulia hookeri
.
.
Raoulia lutescens
Raoulia monroi
Raoulia subsericea
.
.
Raoulia tenuicaulis
Raoulia mammillaris ×
Leucogenes grandiceps
Raoulia x loganii 'Cheeseman'
.
.
Reseda
Reseda luteola
.
.
Rhaponticum
Rhaponticum coniferum
.
.
Rhodiola
Rhodiola rosea
Rhododendron (suite)