| Author | Purvis, O.W., Coppins, B.J., Hawksworth, D.L., James, P.W. & Moore, D.M. |
| Year | 1992 |
| Title | The Lichen Flora of Great Britain & Ireland |
| Type | Book/Report |
| How Complete | All the British species known at the time |
| Source | 710pp, Natural History Museum Publications |
| Illustrations | 44 line and stipple drawings |
| Review (by Malcolm Storey) | The modern textbook for lichen identification. A monumental tome which is completely daunting for the beginner and can be hard going for the less experienced. Keys to genera and species. Species accounts. Very few pictures. |
| News | A second edition is to be published in late 2008 or early 2009. |
| Examine |  Compound Microscope |
| Specimen Preparation | Chemical tests often required. |
| Identification difficulty | Some of the keys are quite challenging |
