Alternate name: Yellow Pine
Family: Pinaceae, Pine view all from this family
Description Very large conifer. Crown conical, stoutly branched. Branches wide, spreading. Bark orange with black lining the split crevasses, broad, irregular scaly-plates. Needles long, dark green, tufts of three. Cones reddish brown, 5-15 cm. long, scales prickled. Seeds winged.
Dimensions Height: 18-39 m. (60-130 ft.)
Diameter: 0.8-1.2 m (2 1/2-4 ft.), sometimes larger.
Range Rocky Mountains, Northwest, California, Southwest, Plains.
Discussion Research identifies four different taxa of Ponderosa Pine, differing and adapted to different climatic conditions. Termed "geographic races" in forestry literature, some botanists have treated them as distinct species:
North Plateau Ponderosa Pine, Rocky Mountains Ponderosa Pine.
Southwestern Ponderosa Pine, Pacific Ponderosa Pine.