| Author | Allen, G.O. |
| Year | 1950 |
| Title | British Stoneworts (Charophyta) |
| Type | Book/Report |
| How Complete | All the British species known at the time |
| Source | 52pp, Haslemere Natural History Society |
| Illustrations | Line drawings |
| Review (by Malcolm Storey) | A gentle introduction to this small group which are our among largest freshwater algae. |
| Examine |  Stereo Microscope |
