| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The biology of mosses | 978-0-470-27190-2 (0-470-27190-6) | 1981 |
| The vanishing lichens;: Their history, biology, and importance | 978-0-02-850930-3 (0-02-850930-7) | 1974 |
D,. H.. · (D-R) · D. Richardson · D S · H. Richardson · H.S. · S R · S. Richardson