
Artemisia arbuscula var. thermopola
This variation grows amongst big sagebrush, but usually just above rocky outcrops that cause the soil to be shallow. It's found in areas where the rocks are igneous in origin, so right here along the basalt cliffs lining the Columbia river is a perfect place for it. The leaves of this variety are thinner than the other two in this same species.

''Artemisia arbuscula'' is a species of sagebrush known by the common names little sagebrush, low sagebrush, or black sagebrush.
It is native to the western United States from Washington to California to Colorado, where it grows in open, exposed habitat on dry, sterile soils high in rock and clay content. This is a gray-green to gray shrub forming mounds generally no higher than 30 centimetres . Its many branches are covered in hairy leaves each less than a centimeter long. The inflorescence.. more
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Because I hike in many parks and wildlife areas, I'm also often helped by guides and information that the parks have put together naming the creatures and plants that live in their domain. Posted 10 years ago, modified 10 years ago