1)   Araucaria araucana                Monkey Puzzle

• Native to Chile and Argentina in the south central Andes mountains.
• This long-lived tree is frequently described as a living fossil.
• Large cones yield many edible nuts, similar to a pine nut.

2)   Berberis gagnepainii                                 Gagnepain’s Barberry

• This evergreen shrub is native to China in the Sichuan and Yunnan Provinces.
• Shrub is protected by many slender three-spined thorns.
• This species can be found near the top of Rhododendron Glen.

3)  Gleditsia caspica                Persian Honey Locust

• This medium-sized tree is native to western Asia in the Caucasus region near the Caspian Sea.
• Branched thorns cover trunk and branches.
• This Gleditsia and G. sinensis can be found along the east fence line in the south Sorbus area.

4)  Gleditsia sinensis                Chinese Honey Locust

• A native tree to China.
• The seed pods have been used as a detergent in China for at least 2,000 years.
• Many parts of this tree are used in traditional Chinese medicine.
• Large, impressive thorns cover trunk and branches.

5)   Zanthoxylem simulans                Sichuan Peppercorn

• This small tree, or spreading shrub, is native to eastern China and Taiwan.
• Small reddish berries yield the spice, Sichuan peppercorn.
• Thorns on the trunk and branches become woody, lending to another common name of Prickly Ash.
• Several examples can be found in grid 9-6E.