R. maddenii ssp maddenii 'Kotuko'
Species selection of R. maddenii ssp maddenii
| Selected By | Dunedin Rhododendron Group, 1991 |
| Subgenus | Rhododendron |
| Section | Rhododendron |
| Subsection | Maddenia |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |