''Eriogonum spergulinum'' is a species of wild buckwheat known by the common name spurry buckwheat.

Varieties

There are three varieties: two are limited and

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to the

Sierra Nevada The Sierra Nevada ( ) is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primari ...

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 ...

; while the more common of the three, var. ''reddingianum'', the Redding buckwheat, can be found from

Idaho Idaho ( ) is a landlocked U.S. state, state in the Pacific Northwest and Mountain states, Mountain West subregions of the Western United States. It borders Montana and Wyoming to the east, Nevada and Utah to the south, and Washington (state), ...

Description

This buckwheat is an annual herb varying in form from prostrate to erect, 40 centimeters long including

inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...

. The plant is mostly naked, with sparse linear leaves around the base of the stem and at points along the stem. The flowering stems are slender and branching, bearing clusters of small white flowers with dark midribs, giving a floating, "baby's-breath" appearance.

References

External links

Jepson Manual Treatment - ''Eriogonum spergulinum''''Eriogonum spergulinum'' - Photo gallery
spergulinum Flora of California Flora of Idaho Flora of Oregon Flora of Nevada Endemic flora of the United States Flora of the Cascade Range Flora of the Great Basin Flora of the Sierra Nevada (United States) Natural history of the Transverse Ranges Flora without expected TNC conservation status {{Polygonaceae-stub