| Publication Type: | Book Chapter |
| Year of Publication: | 1980 |
| Authors: | Heywood, V. H. |
| Editor: | Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M., Webb D. A. |
| Book Title: | Flora Europaea |
| Volume: | 5 |
| Pagination: | 43-44 |
| Publisher: | Cambridge University Press |
| URL: | http://www.cambridge.org/gb/knowledge/isbn/item5706985/Flora%20Europaea/?site_locale=en_GB |