R. sphaeroblastum var sphaeroblastum
Species
| Subgenus | Hymenanthes |
| Section | Pontica |
| Subsection | Taliensia |
| Introduced | 1904 |
| First Described | 1920 ( Balf.f., Forrest ) |
| Origin | S.W. Sichuan, N.W. Yunnan 3000-4500 meter |
| Habitat | terrestrial |
| Mature Wild Height | 300 cm. (10ft.) |
| Bloom Time | midseason |
| Flower | funnel-campanulate |
| Predominant Colour | white |
| Leaves | narrowly obovate |
| Winter Foliage | evergreen |
| Hardiness | H5 |
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