Randia cochinchinensis Misaonoki
Rapanaea neriifolia Taimintachibana *Explanation & Picture
Raphiolepis umbellata Sharinbai *Explanation & Picture
Rhamnella franguloides Nekonochichi *Explanation & Picture
Rhamnus japonica var. decipiens Kuroumemodoki
Rhododendron aureum Kibanashakunage
Rhododendron dilatatum Mitsubatsutsuji *Explanation & Picture
Rhododendron Fauriae Hakusanshakunage
Rhododendron indicum Satsuki
Rhododendron japonicum Rengetsutsuji *Explanation & Picture
Rhododendron Kaempferi Yamatsutsuji *Explanation & Picture
Rhododendron Keiskei Hikagetsutsuji *Explanation & Picture
Rhododendron kiusianum Miyamakirishima
Rhododendron Metternichii var. pentamerum Shakunage *Explanation & Picture
Rhododendron nudipes Saigokumitsubatsutsuji
Rhododendron pentaphyllum var. nikoense Akayashio *Explanation & Picture
Rhododendron quinquefolium Shiroyashio *Explanation & Picture
Rhododendron serpyllifolium Unzentsutsuji *Explanation & Picture
Rhododendron Tashiroi Sakuratsutsuji *Explanation & Picture
Rhododendron Tschonoskii Kometsutsuji
Rhododendron Wadanum Tougokumitsubatsutsuji *Explanation & Picture
Rhus chinensis Nurude *Explanation & Picture
Rhus succedanea Hazenoki
Rhus trichocarpa Yamaurushi *Explanation & Picture
Rhus verniciflua Urushi
Ribes Grossularia Marusuguri
Ribes senanense Suguri
Robinia Pseudo-acacia Harienju
Rosa hirtula Sanshoubara *Explanation & Picture
Rosa multiflora Noibara *Explanation & Picture
Rosa rugosa Hamanasu
Rubus Buergeri Huyuichigo
Rubus hirsutus Kusaichigo
Rubus microphyllus Nigaichigo
Rubus phoenicolasius Ebigaraichigo