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Eriogonum chrysops

Eriogonum chrysops Rydb.  
Family: Polygonaceae
Malheur County Wild Buckwheat
[Eriogonum ochrocephalum subsp. chrysops (Rydb.) S. Stokes]
Eriogonum chrysops image
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James L. Reveal in Flora of North America (vol. 5)
Herbs, matted, scapose, 0.2-1 × 0.5-2 dm, floccose to tomentose, greenish. Stems matted, with persistent leaf bases, up to 1/ 5 height of plant; caudex stems matted; aerial flowering stems scapelike, erect , slender, solid, not fistulose, 0.2-1 dm, floccose to tomentose.  Leaves basal, fasciculate in terminal tufts; petiole 0.2-0.5(-0.8) cm, tomentose; blade oblanceolate to spatulate, (0.5-)0.7-1 × 0.2-0.4(-0.5) cm, densely white- or grayish-tomentose on both surfaces, margins plane. Inflorescences capitate, 0.5-1.5 cm wide; branches absent; bracts 3-5, scalelike, triangular, 1-2 mm. Peduncles absent. Involucres 3-5 per cluster, turbinate-campanulate to campanulate, 2.5-3(-3.5) × 2.5-3 mm, membranous, glabrous, sparsely floccose on teeth; teeth 5, erect, 0.6-1.2 mm. Flowers (2-)2.5-3 mm; perianth yellow, sparsely glandular, infrequently glabrous; tepals connate proximal 3, monomorphic, oblong to narrowly obovate; stamens exserted, 2-2.5(-3) mm; filaments pilose proximally. Achenes light brown, 2.5-3 mm, glabrous except for minutely bristly beak.

Flowering May-Jul. Gravelly basaltic or rhyolitic slopes and outcrops, sagebrush communities; of conservation concern; 1200-1400 m; Oreg.

Eriogonum chrysops is known from five scattered sites in the Skull Creek area of Malheur County. It is no longer considered a candidate for threatened status under the provisions of the Endangered Species Act. However, it still is considered a 'threatened' species by the state of Oregon.

Eriogonum chrysops
Open Interactive Map
Eriogonum chrysops image
Eriogonum chrysops image
Eriogonum chrysops image
Eriogonum chrysops image
Eriogonum chrysops image
Eriogonum chrysops image
Eriogonum chrysops image
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This project was made possible in part by the Institute of Museum and Library Services [MG-70-19-0057-19].

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