Thanks to Geoff Walls, Chris Morse, Leon Perrie, Peter de Lange, Simon Walls, and Colin Meurk for providing images used in the key. We thank Peter de Lange and Peter Heenan for discussion on various points. Thanks to Tony Orchard and Australian Plant Systematic Botany (formerly Brunonia) for permission to reproduce Tony's drawings of the Coprosma pumila complex species. Thanks to Peter Heenan for providing fresh material of C. chathamica for photography. We thank Peter Heenan and Murray Dawson for comments on the key, Christine Bezar for editing all the factsheets, and Anouk Wanrooy for designing the factsheet banner.