Incoming Resources
- Redwoods, Peter Murray
- Bristlecone pines are ancient!, Patricia Fletcher
- Climbing redwood giants, National Geographic Society
- The yew tree, a thousand whispers : biography of a species, by Hal Hartzell, Jr
- Pine trees, by Allan Fowler
- Pine trees, by Marcia S. Freeman
- The giant sequoia of the Sierra Nevada, Richard J. Hartesveldt ... [et al.]
- The story of pines, Nicholas T. Mirov and Jean Hasbrouck