A Supplement to the Liverwort Flora of the British Isles: by Jean A. Paton, Probus, Truro, Cornwall, published by the author, 2022, 62 pages, £17.00 (available at £15.00 to members of the BBS via https://www.britishbryologicalsociety.org.uk/publications/supplement-to-the-liverwort-flora/), hardcovers, 215 × 305 mm, ISBN: 978-1-3999-0858-0 - Blackstock, T. H. (Journal of Bryology, 2022)