[The Pines of Mt. Adams Country]

Ponderosa Pine, Western Yellow Pine

Pinus ponderosa var. ponderosa

Needles of Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The photo above shows one bundle of three ponderosa pine needles, a characteristic of this species. The yellow-green needles measure 12-25 cm long. The female cones are symmetrical at the base and measure from 8-14 cm long. Photographed along the Island Springs Trail #66 on the eastern slopes of Mt. Adams...................August 25, 2005.

Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The photo above shows the upper portion of a fairly mature ponderosa pine seen along the upper section of the Island Springs Trail #66.......................August 25, 2005. Mature ponderosa pines may attain heights of 70 meters. The bark at the base of older trees often turns cinammon red, becoming very thick with many layers of large plates of bark which can flake off fairly easily.

Bark of Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The photo above shows a close-up of the cinnamon-colored bark of ponderosa pine as seen along the Island Springs Trail on the eastern slopes of Mt. Adams................August 25, 2005.

Cone of Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The photo above shows the female cone of ponderosa pine as seen on the Aiken Lava Flow at the trailhead for the Snipes Mt. Trail............October 14, 2005. The female cones are about 7-15 cm long with heavy scales, each bearing a thin but sharp prickle.

Pollen cone of Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The photo above shows the male, pollen-bearing cone of ponderosa pine as seen on the Aiken Lava Flow at the trailhead for the Snipes Mt. Trail............October 14, 2005.

Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The same tree as directly above, seen from a greater distance.

Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The photo above shows the same tree as the photos above, looking upwards into the crown of the tree. Notice how the upper branches turn sharply towards the west, possibly the result of strong easterly winds (curing the winter?).

Jigsaw puzzle bark of Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

Jigsaw puzzle bark of Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The 2 photos directly above shows one section of the "jigsaw puzzle" bark of ponderosa pine. The outer bark is viewed in the uppermost photo, while the inner surface is in thelower photo. Photographed from trees on the lowest elevation sections of the Aiken Lava Flow at the Snipes Mt. Trailhead..............October 14, 2005.

Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

The photo above shows a large ponderosa pine as seen at about 4300' on the ridge separating the Dairy Creek and Cougar Creek drainages...................May 23, 2005.

Ponderosa Pine, Western Yellow Pine: Pinus ponderosa var. ponderosa

A view from beneath a large ponderosa pine as seen along the Island Springs Trail, Tract D Yakama lands at the southeastern corner of Mt. Adams.............August 13, 2012.

Paul Slichter