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Grooved Heermann's Buckwheat
(Eriogonum heermannii var. sulcatum)

Shrubs Around Las Vegas, Vegetation Around Las Vegas
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Stems with ridges

General: Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum), also called Brain Plant, is a rounded shrub that is fairly common on rocky limestone outcrops. The branches are stiff, fork into 3s, and are green when fresh. Leaves long (10-20 mm) and narrow (1-8 mm), tomentose or glabrous, and drop early. There are several varieties, and this one has ridges along the stems.

The inflorescence branches are green and ascending. Involucres (bracts surrounding a flower) 1 per node in forks of branches (not terminal). Flowers three parted, petals lack stripes, and glabrous.

Heermann's Buckwheat (Eriogonum heermannii) is a common component of vegetation communities in dry, well-drained gravelly areas on bajadas into the lower mountains in the Upper Sonoran (Mojave Desert Scrub and Pinyon-Juniper Woodland) life zone.

Family: Buckwheat (Polygonaceae)

Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum) Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum) Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum) Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Heermann's Buckwheat blooming in October
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Heermann's Buckwheat blooming in November
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum) Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum) Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum) Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum) Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Heermann's Buckwheat blooming in October
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Heermann's Buckwheat blooming in November
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Heermann's Buckwheat blooming in October
Grooved Heermann's Buckwheat (Eriogonum heermannii var. sulcatum)
Heermann's Buckwheat blooming in October

Note: All distances, elevations, and other facts are approximate. Names generally follow the USDA database.
copyright; Last updated 240915

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