Atriplex argentea var. argentea

Endemic
Synonyms: Atriplex volutans A. Nelson
Treatment appears in FNA Volume 4. Treatment on page 350. Mentioned on page 351, 352.

Stems erect, 3–4 dm. Leaves proximalmost alternate, distal ones short petiolate; blade ovate or ovate-elliptic to deltoid, 6–50 × 4–40 mm, margin entire or repand-dentate, grayish scurfy when young. Fruiting bracteoles sessile or some stipitate (stipe 0.5–5 mm), cuneate to obovate to suborbicular in profile, 3.8–11.2 × 4–8.8(–14) mm, usually compressed, united nearly to apex, green free margin extending nearly to base, dentate, sides smooth or sparsely to densely tuberculate or cristate. 2n = 18.


Phenology: Flowering summer–fall.
Habitat: Dry or saline substrates
Elevation: above 1000 m

Distribution

V4 672-distribution-map.gif

Alta., B.C., Man., Sask., Ariz., Colo., Idaho, Kans., Mont., Nebr., Nev., N.Mex., N.Dak., S.Dak., Tex., Utah, Wash., Wyo.

Discussion

Atriplex argentea var. argentea occasionally may be introduced in Michigan, Missouri, and reputedly, Ohio.

Selected References

None.

Lower Taxa

None.
Stanley L. Welsh +
Nuttall +
Atriplex unranked Argenteae +
Alta. +, B.C. +, Man. +, Sask. +, Ariz. +, Colo. +, Idaho +, Kans. +, Mont. +, Nebr. +, Nev. +, N.Mex. +, N.Dak. +, S.Dak. +, Tex. +, Utah +, Wash. +  and Wyo. +
above 1000 m +
Dry or saline substrates +
Flowering summer–fall. +
Gen. N. Amer. Pl. +
Atriplex volutans +
Atriplex argentea var. argentea +
Atriplex argentea +
variety +