Category Archives: Trees

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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Limber Pine

This gallery contains 9 photos.

Limber pines (Pinus flexilis) are timberline trees growing in desert ranges and mountain slopes at elevations as low as 4,000 feet in northern habitats, however, in more southerly climes they only occur much higher. This short, compact pine can be … Continue reading

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Dwarf Juniper

This gallery contains 6 photos.

Juniperus communis can be an erect tree, a waist-high shrub or a prostrate shrub in form. Depending on the growth pattern, some taxonomists separate this species into subspecies. Others simply classify all the forms as J communis, as I will … Continue reading

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Utah Juniper

This gallery contains 6 photos.

Utah junipers (Juniperus osteosperma) are short, single-stemmed (usually), erect trees with large, rough branches and a full, rounded crown. They are found in montane coniferous woodlands and forests throughout the Great Basin. Their habitat is dry, rocky, shallow soils between … Continue reading

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Great Basin Bristlecone

This gallery contains 9 photos.

Leonard and I just returned from a week exploring Great Basin National Park and other historical, geological and botanical sites along Nevada Highway 50. For me, one of the highlights of the trip was hiking to the Great Basin Bristlecone … Continue reading

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Knobcone Pine

This gallery contains 6 photos.

Knobcone pines (Pinus attenuata) are rather short-lived with a life-span averaging about 60 years. A small tree, this native species varies in form and size depending whether it grows in an exposed or sheltered area. In extremely poor sites it … Continue reading

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