Atriplex canescens var. canescens

Illustrated
Synonyms: Atriplex canescens var. angustifolia (Torrey & Frémont) S. L. Welsh & Stutz Atriplex canescens var. occidentalis
Treatment appears in FNA Volume 4. Treatment on page 379. Mentioned on page 377, 380.
Revision as of 23:18, 27 May 2020 by imported>Volume Importer

Plants mainly 8–20 dm, not especially armed, not or seldom layering. Pistillate flowers borne in panicles 5–40 cm. Fruiting bracteoles with stipes 1–8, body with 4 prominent, dentate to entire wings extending length of bract, united throughout, mainly 8–12 mm wide and about as long, apex toothed, surface of wings and body smooth or reticulate. 2n = 36+.


Phenology: Flowering spring–fall.
Habitat: Sandy or gravelly, commonly non-saline but in other situations obviously saline, sites in Joshua tree, blackbrush, greasewood, salt desert shrub, sagebrush, mountain brush, and pinyon-juniper communities
Elevation: 100-2400 m

Distribution

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Alta., Ariz., Calif., Colo., Idaho, Kans., Mont., Nebr., Nev., N.Mex., N.Dak., Okla., Oreg., S.Dak., Tex., Utah, Wash., Wyo., Mexico.

Discussion

Narrow-leaved material from west Texas formed the basis of Atriplex canescens var. angustifolia. The nature of such narrow-leaved phases requires additional research. Probably the Texas plants having narrow leaves originated quite separately of other narrow-leaved phases.

Selected References

None.

Lower Taxa

None.
Stanley L. Welsh +
(Pursh) Nuttall +
Calligonum canescens +
Alta. +, Ariz. +, Calif. +, Colo. +, Idaho +, Kans. +, Mont. +, Nebr. +, Nev. +, N.Mex. +, N.Dak. +, Okla. +, Oreg. +, S.Dak. +, Tex. +, Utah +, Wash. +, Wyo. +  and Mexico. +
100-2400 m +
Sandy or gravelly, commonly non-saline but in other situations obviously saline, sites in Joshua tree, blackbrush, greasewood, salt desert shrub, sagebrush, mountain brush, and pinyon-juniper communities +
Flowering spring–fall. +
Gen. N. Amer. Pl. +
Illustrated +
Atriplex canescens var. angustifolia +  and Atriplex canescens var. occidentalis +
Atriplex canescens var. canescens +
Atriplex canescens +
variety +