| Cultivar name | Cultivar group | Species | Synonyms | Description | Cultivation notes | Source /credits |
|---|---|---|---|---|---|---|
| Corkscrew | spirale | Asplenium scolopendrium | Fronds are muricate and twisted at the end. Distributed by Dominic Kaye at Silverdale Nursery. | Prefers some shade and soil with lime. | Tim Brock |
