| Family | Ericaceae |
| Scientific name | Rhododendron amanoi Ohwi |
| Synonyms | none |
| Common name | (Japanese common name) sakishima tutuji [small islands tutuji (tutuji = Rhododendron plants)] |
| (English common name) none | |
| Distribution | (Japan) Okinawa (Kume Island, Ishigaki Island, Iriomote Island) |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Plants 1-2m. Leaves 5-8cm length. Flowers red 4-5cm, flowering in March to May. Evergreen. Shrub. |
| Note | Rare species. |
| March 2007 at Koishikawa Botanical Garden |
March 2007 at Koishikawa Botanical Garden |
March 2007 at Koishikawa Botanical Garden |