An exploration of this tree of western North America, consisting of two species (Pinus longaeva and P. aristata), including characteristics, dendrochronology, photos, and information on visiting sites where it grows.

Includes distribution and occurrence, botanical and ecological characteristics, value and use, and fire ecology.

Description and images of the Great Basin Bristlecone Pine of the southwestern USA, the longest-lived of all nonclonal tree species.

Facts on physical characteristics, habitat, and range. Provides distribution map.

Describes habitat, range, and physical features. Image provided.