''Eriogonum heermannii'' is a species of wild buckwheat known by the common name Heermann's buckwheat. It is native to the southwestern United States from

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

Utah Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...

where it grows on rocky slopes, desert flats, and dry washes.

Description

This

shrub A shrub or bush is a small to medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees by their multiple ...

is quite variable in appearance, and there are a number of varieties. It may be a small, rounded patch ten centimeters wide or a sprawling bush up to two meters tall. It is an intricately branched, brambly plant having small woolly leaves scattered along its green to brown stems. The leaves do not persist long and leave behind a naked weedy form bearing very tiny flower clusters at nodes along the thin stems. Each cluster is less than three millimeters wide and holds white, yellow, or pink flowers.

External links

Jepson Manual Treatment - ''Eriogonum heermannii''''Eriogonum heermannii'' - Photo gallery
heermannii Flora of California Flora of Nevada Flora of Arizona Flora of Utah Flora of the Sierra Nevada (United States) Natural history of the California chaparral and woodlands Natural history of the California Coast Ranges Natural history of the Mojave Desert Natural history of the Transverse Ranges Flora without expected TNC conservation status {{Polygonaceae-stub