|Full name||Tradescantia (Andersoniana Group) ‘Double Grape’.|
|Name status||Accepted, the valid name for a unique cultivar.|
Published with no description by Royal Horticultural Society (1999, p. 719). No hardcopy description has been found, so the name is accepted and will be established once published (Brickell et al., 2016, Art. 27.1).
|Classification||Like other hardy garden hybrids, it is now placed in the Andersoniana Group. These hybrids are sometimes mislabelled as Tradescantia virginiana or the invalid botanical hybrid Tradescantia × andersoniana.|
|Availability||Rare or lost in cultivation, it was last listed for sale by Royal Horticultural Society (2000, p. 718).|
Described based on Hatch (2021) and Cotswold Garden Flowers (2022).
|Species||Tradescantia Andersoniana Group.|
|Flowers||Grape-purple, sometimes with double petals.|
Royal Horticultural Society. (2000). RHS Plant Finder 2000.
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.
Hatch, L. C. (2021). Hatch’s Perennials 2021-2022 Edition: Taccarum to Typha.
Cotswold Garden Flowers. (2022). Tradescantia ‘Double Grape’. Internet Archive link.