''Eriogonum niveum'' is a species of flowering plant in the buckwheat family known by the common name snow buckwheat. It is native to the

Pacific Northwest The Pacific Northwest (sometimes Cascadia, or simply abbreviated as PNW) is a geographic region in western North America bounded by its coastal waters of the Pacific Ocean to the west and, loosely, by the Rocky Mountains to the east. Tho ...

of North America, where it occurs in

British Columbia British Columbia (commonly abbreviated as BC) is the westernmost province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include rocky coastlines, sandy beaches, ...

Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...

Oregon Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho. T ...

, and

Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyomi ...

.''Eriogonum niveum''.
Washington Burke Museum.''Eriogonum niveum''.
Flora of North America.''Eriogonum niveum''.
NatureServe. It flowers late in the summer.

Description

This wild buckwheat is quite variable in appearance. It has spreading stems that grow usually grow erect, but may be decumbent or prostrate along the ground. It forms a hairy mat generally up to tall and wide, but it can reach a height and width of one meter at times.''Eriogonum niveum''.
USDA NRCS Plant Guide. Most of the leaves are in a tuft on the woody base of the plant. They are up to 6 centimeters long and have a woolly texture. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a Plant stem, stem that is composed of a main branch or a complicated arrangement of branches. Morphology (biology), Morphologically, it is the modified part of the shoot of sperma ...

is a series of branching stems with sparse clumps of small white, pink, or reddish flowers. Eriogonum heracleoides 2

Native American groups had several medicinal uses for this plant. It was used as a remedy for colds and cuts.''Eriogonum niveum''.
University of Michigan Ethnobotany. The roots of this plant and ''

Eriogonum heracleoides ''Eriogonum heracleoides'' (common names; parsnipflower buckwheat, whorled buckwheat, and Wyeth buckwheat) is a plant of western North America that has many flowering clusters which are usually cream colored, or off-white. It can usually be found ...

'' were brewed into a tea which was taken to treat

diarrhea Diarrhea, also spelled diarrhoea, is the condition of having at least three loose, liquid, or watery bowel movements each day. It often lasts for a few days and can result in dehydration due to fluid loss. Signs of dehydration often begin w ...

. This plant grows on grassy plains, sagebrush deserts, and

ponderosa pine ''Pinus ponderosa'', commonly known as the ponderosa pine, bull pine, blackjack pine, western yellow-pine, or filipinus pine is a very large pine tree species of variable habitat native to mountainous regions of western North America. It is the ...

forests mainly east of the Cascade Range. It is a

pioneer species Pioneer species are hardy species that are the first to colonize barren environments or previously biodiverse steady-state ecosystems that have been disrupted, such as by wildfire. Pioneer flora Some lichens grow on rocks without soil, so ...

, taking hold in thin, dry soils where other plants have not yet established. Other plants in the habitat may include ''

Artemisia tridentata ''Artemisia tridentata'', commonly called big sagebrush,MacKay, Pam (2013), ''Mojave Desert Wildflowers'', 2nd ed., , p. 264. Great Basin sagebrush or (locally) simply sagebrush, is an aromatic shrub from the family Asteraceae, which grows in ari ...

'', '' Purshia tridentata'', ''

Juniperus occidentalis ''Juniperus occidentalis'', known as the western juniper, is a shrub or tree native to the Western United States, growing in mountains at altitudes of and rarely down to . It is listed as Least Concern on the IUCN Red List because it is a widesp ...

'', ''

Pseudoroegneria spicata ''Pseudoroegneria spicata'' is a species of grass known by the common name bluebunch wheatgrass. This native western North American perennial bunchgrass is also known by the scientific synonyms ''Elymus spicatus'' and ''Agropyron spicatum''. The ...

'', ''

Sporobolus airoides ''Sporobolus airoides'' is a species of grass known by the common name alkali sacaton. It is native to western North America, including the Western United States west of the Mississippi River, British Columbia and Alberta in Canada, and northern ...

'', ''Elymus wawawaiensis'', ''Poa secunda'', ''Achnatherum hymenoides'', and ''Nassella comata''. This plant can be cultivated. It can be planted in areas that have little soil, such as mine spoils. It can be used in xeriscaping. The cultivar 'Umatilla' is used for rangeland restoration and soil stabilization. In the wild this plant provides food for mule deer and bighorn sheep. It is also utilized by the rare Apodemia mormo, Mormon metalmark butterfly.

References

External links

{{Taxonbar, from=Q5389418 Eriogonum, niveum Flora of British Columbia Flora of Idaho Flora of Oregon Flora of Washington (state) Plants used in traditional Native American medicine