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31 Μαΐ 2021 · The piercing thorns and low canopy protect small reptiles and desert mammals from larger prey and provide forage, cover, and nesting sites. As one of the tallest trees in the desert scrub, with a potential life span of 800 years, its canopy is used by nearly 150 bird species.
Desert ironwood, or palo fierro in Spanish, provides many wildlife and plants with habitat and resources critical to their survival. While scientists do not consider ironwood endangered or threatened as a species, its populations are dwindling rapidly and recover extremely slowly after exploitation.
23 Αυγ 2018 · The desert ironwood tree of Arizona produces one of the heaviest woods in the world. It is too dense to float in water, but burns at a high temperature. This southwestern tree lives in desert habitats and provides shade and food for many species. Ironwood tree leaves fall during the drought season.
1 Ιουλ 2023 · Ironwood is classed as a small to medium-sized ornamental tree belonging to the genus Ostrya in the birch family Betulaceae. The ironwood tree grows 20 to 40 ft. (6 – 12 m) tall and up to 30 ft. (9 m) wide. It has a trunk diameter of up to 10” (25 cm), covered in peeling, shaggy bark.
The largest ironwood tree we found in the Monument is 11 meters tall and 13 m wide (36 X 43 feet) in Avra Valley east of the Samaniego Hills. This area is characterized by sparse but large ironwood trees; the plot had ten trees over 7 m (23 ft) tall.
If you start early in the morning you can head to the most impressive landmark in Ironwood Forest: Ragged Top Mountain, with its jagged, volcanic shape dominating the valley floor covered by a forest of saguaros and ironwood trees (a good description of the hike to the top here).
A hardy legume tree, ironwood's range closely matches the boundaries of the Sonoran Desert, the only place in the world where it occurs. The only species in the genus Olneya, ironwood is notable for its slow growth rates and extremely dense wood. Its wood even sinks in water.
