| Family | Ericaceae |
| Scientific name | Rhododendron eriocarpum (Hayata) Nakai |
| Synonyms | Rhododendron indicum (L.) Sweet var. eriocarpum Hayata; Rhododendron indicum (L.) Sweet var. tamurai Makino; Rhododendron tamurae (Makino) Masamune |
| Common name | (Japanese common name) maruba-satsuki [round leaved satsuki (satsuki = Rhododendron plants flowering in May)] |
| (English common name) none | |
| Distribution | (Japan) Kyushu, Okinawa |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Plants 1-1.5m. Flowers red purple or pink 4-5cm, flowering in March to May. Evergreen. Shrub. |
| Reference | Rhododendron eriocarpum (Hayata) Nakai |
| May 2007 at Koishikawa Botanical Garden |
May 2007 at Koishikawa Botanical Garden |
May 2007 at Koishikawa Botanical Garden |