Details
| Full name | Tradescantia zebrina (Superba Group) ‘Purple Highway’. |
| Name status | Accepted, the valid name for a unique cultivar. Established with a description and photos by Eden Collection B.V. (2019). Because it is a legal protection registration, this name takes precedence over any other (Brickell et al., 2016, Arts. 11.3, 11.4). Also known as:
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| Origins | Origins described by Eden Collection B.V. (2019). Seedling from a cross between two unnamed Tradescantia zebrina plants, bred in Sappemeer, the Netherlands. Bred, named, and introduced by Eden Collection B.V. |
| Classification | The cultivar is placed in the Superba Group because of its identical foliage. The species Tradescantia zebrina is sometimes labelled with its botanical synonyms Tradescantia pendula, Tradescantia argentea, Zebrina pendula and Cyanotis zebrina. |
| Legal protection | Protected by plant breeder’s rights in the EU and UK (Eden Collection B.V., 2019). Protected by plant breeder’s rights in Australia under the synonym ‘EC-TRADE-1809’ (Eden Collection B.V., 2020). |
| Availability | Only known for sale from Dans Plants (2022, p. 10) in Australia. No other plants have been found for sale definitively identified as this cultivar. |
Description
Described by Eden Collection B.V. (2019), with reference to the RHS Colour Chart (6th edition).
| Cultivar group | Tradescantia zebrina Superba Group. |
| Foliage | Upper leaf surfaces are dark red (187B), with wide stripes of moderate yellow green (139D). Undersides are greyish purplish red (N77B). |
| Flowers | Strong reddish purple (N78B), with white anthers. |
References
Brickell, C. D., Alexander, C., Cubey, J. J., David, J. C., Hoffman, M. H. A., Leslie, A. C., Malécot, V., Jin, X. (2016). International Code of Nomenclature for Cultivated Plants. PDF link.
Eden Collection B.V. (2019, February 25). Tradescantia zebrina ‘Purple Highway’ [EU plant breeder’s rights registration 51415]. Community Plant Variety Office. Registration document link.
Eden Collection B.V. (2020, July 30). Tradescantia zebrina ‘EC-TRADE-1809’ [Australia plant breeder’s rights application 2020/077]. IP Australia. Internet Archive link.
Dans Plants. (2022). Dans Collection. Internet Archive link.