| Family | Ericaceae |
| Scientific name | Rhododendron ovatum (Lindley) Planchon ex Maximowicz |
| Synonyms | Azalea ovata Lindley; Rhododendron lamprophyllum Hayata; Rhododendron ovatum (Lindley) Planchon ex Maximowicz var. lamprophyllum (Hayata) Y. C. Liu; Rhododendron ovatum (Lindley) Planchon ex Maximowicz var. prismatum P. C. Tam; Rhododendron ovatum (Lindley) Planchon ex Maximowicz var. setuliferum M. Y. He |
| Common name | (Japanese common name) maruba-baika-tutuji [round leaved mume like flowering tutuji (tutuji = Rhododendron plants)] |
| (English common name) none | |
| Distribution | (Japan) garden plants |
| (Other nations) [native] China, Taiwan | |
| Chromosomal number | unknown |
| Description | Plants 2-6m. Leaves 3.5-5cm length. Flowers pale purple or white ca. 3-4cm, flowering in April to May. Evergreen. Shrub. |
| Reference | Rhododendron ovatum (Lindley) Planchon ex Maximowicz |
| Rhododendron ovatum (Lindl.) Maxim. | |
| Note | Native to Japan. |
| April 2007 at Koishikawa Botanical Garden |
April 2007 at Koishikawa Botanical Garden |
| April 2007 at Koishikawa Botanical Garden |
April 2007 at Koishikawa Botanical Garden |