Stenogonum flexum

(M. E. Jones) Reveal & J. T. Howell

Brittonia 28: 249. 1976.

Common names: Bent two-whorl buckwheat
Endemic
Basionym: Eriogonum flexum M. E. Jones Zoë 2: 15. 1891
Treatment appears in FNA Volume 5. Treatment on page 432. Mentioned on page 431.

Stems mostly erect, (0.5–)1–3 dm, sparsely glandular. Leaves basal; petiole 1–4 cm; blade mostly orbiculate, 0.5–2 cm, minutely strigose when young, glabrous at maturity. Inflorescences erect or slightly spreading, 0.5–2.5 dm, glandular at nodes and proximal internode; bracts 0.5–2 mm, sometimes sparsely glandular. Peduncles flexed, filiform, 1–3 cm, glandular to middle. Involucral bracts 2–3 × 2–4 mm, glabrous, sometimes sparsely glandular. Flowers: perianth yellow to reddish yellow, 1.5–3.5 mm; tepals lanceolate; filaments 1.5–2 mm; anthers 0.2–0.3 mm. Achenes 2–2.5 mm. 2n = 40.


Phenology: Flowering Apr–Sep.
Habitat: Clay hills and flats, saltbush communities
Elevation: 1300-2000 m

Distribution

V5 900-distribution-map.gif

Ariz., Colo., N.Mex., Utah.

Discussion

Stenogonum flexum is found in eastern Utah from Uintah County south to Kane and San Juan counties, with additional populations over the state lines in Arizona, Colorado, and New Mexico.

Selected References

None.

Lower Taxa

None.
... more about "Stenogonum flexum"
James L. Reveal +
(M. E. Jones) Reveal & J. T. Howell +
Eriogonum flexum +
Bent two-whorl buckwheat +
Ariz. +, Colo. +, N.Mex. +  and Utah. +
1300-2000 m +
Clay hills and flats, saltbush communities +
Flowering Apr–Sep. +
Eriogonum sect. Stenogonum +
Stenogonum flexum +
Stenogonum +
species +