Category Archives: Trees

Bishop Pine

This gallery contains 9 photos.

Bishop pines (Pinus muricata) endure conditions unfavorable to the growth of other pine species. They grow on low swampy hills, moist flats or rock hills, always near the ocean, in California, Baja Mexico and the Channel Islands. Depending on their … Continue reading

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Dwarf Tanoak

This gallery contains 6 photos.

Tanoak (Notholithocarpus densiflora) can grow in two forms: a tree (var densiflora) or a shrub (var echinoides). In July, Leonard and I found dwarf tanoak (also called tanoak shrub) growing in profusion along the Castle Lake Road in Shasta Trinity … Continue reading

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Krummholz

In August Leonard and I climbed Mount Lassen. The higher we climbed the more stunted and deformed the whitebark pines (Pinus albicaulis) along the trail became. I was enchanted by the shape of these conifers and the tenacity with which … Continue reading

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Aspen Clones

This gallery contains 2 photos.

Quaking aspen (Populus tremuloides) reproduces both by seeds and root sprouts. This Willow Family (Salicaceae) member is dioecious, having male and female flowers on different plants. These unisexual, densely clustered, hairy, pendant catkins produce capsules, fruits that split open at … Continue reading

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Quaking Aspen

This gallery contains 7 photos.

Quaking aspen (Populus tremuloides) is the most widely distributed tree in North America. It ranges from Atlantic to Pacific, from Alaska and Canada to northern Mexico. In western North America quaking aspen becomes more and more confined to high-mountain habitats … Continue reading

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