| Authors(s) | Preston, C. D., D. A. Pearson and T. D. Dines ( |
| Year | 2002 |
| Title | ) New Atlas of the British and Irish Flora. Oxford University Press, UK. |
| Authors(s) | Preston, C. D., D. A. Pearson and T. D. Dines ( |
| Year | 2002 |
| Title | ) New Atlas of the British and Irish Flora. Oxford University Press, UK. |