Sulphur-flower Buckwheat
Scientific Name: Eriogonum umbellatum
Category: plant
Brief Description
A low-growing, mat-forming perennial herb featuring clusters of tiny yellow flowers that age to orange or red.
Characteristics
Characterized by thick, leathery, spoon-shaped green leaves with woolly undersides and pom-pom-like clusters of bright yellow flowers on leafless stalks.
Habitat
Found in dry, rocky areas, sagebrush scrub, and montane forests throughout Western North America.
When to Find It
Blooms from late spring through late summer.
Conservation Status
Common/Least Concern
Ecological Role
A critical nectar source for many butterflies and bees, and serves as a host plant for several species of gossamer-wing butterflies.
Easily Confused With
Other Eriogonum species; distinguished by the umbel-like flower arrangement and specific leaf shape.
Observation Tips
Look for it in well-drained, rocky soil or as a drought-tolerant plant in xeriscaped gardens.
Interesting Facts
This plant is extremely variable, with dozens of recognized varieties across its wide geographic range in the American West.