Eriogonum contiguum

Herbs, spreading to erect, annual, (0.3–)0.5–3 dm, glabrous and sparsely glandular, green or reddish green. Stems: caudex absent; aerial flowering stems erect, solid, not fistulose, 0.1–0.5 dm, glabrous, glandular proximally. Leaves basal; petiole 0.4–1.5 cm, hirsute; blade oblong to round, (0.3–)0.5–1(–1.4) × (0.3–)0.5–1(–1.4) cm, hirsute and greenish to yellowish on both surfaces, margins plane. Inflorescences cymose, dense, spreading, (2–)5–18 × 2–15 cm; branches not fistulose, glabrous except glandular near proximal nodes; bracts 3, scalelike, 0.5–1.5 × 0.3–1 mm. Peduncles mostly erect, straight or slightly curved, capillary, 0.3–1.2(–2) cm, glabrous, glandular proximally. Involucres turbinate, 1–1.3 × 0.6–1 mm, glabrous; teeth (4–)5, erect, 0.2–0.4 mm. Flowers 1–2.5 mm; perianth golden yellow to reddish, densely short-hirsute with coarse curved hairs; tepals monomorphic, lanceolate; stamens exserted, 1–2.5 mm; filaments sparsely pubescent proximally. Achenes light brown, lenticular to 3-gonous, 1.5–1.8(–2) mm, glabrous.

Phenology: Flowering Apr–Jun.
Habitat: Sandy to gravelly flats and slopes, saltbush, creosote bush, and mesquite communities
Elevation: -20-900 m

Distribution

• Generated Map
• Legacy Map

Calif., Nev.

Discussion

Of conservation concern.

Eriogonum contiguum is confined to the greater Death Valley region in Inyo County, California, and southern Nye County, Nevada.

Selected References

None.

Lower Taxa

None.