Suckley's Saltbush - Atriplex suckleyi
Atriplex dioica (Nutt.) Macbr. [not Raf.], Endolepis dioica
State Rank Reason (see State Rank above)
Few collections from Montana, mostly along the Missouri River Breaks. However, this species has weedy tendencies.
MONT collections from Valley, McCone Counties.
Monoecious annuals with mostly glabrous, fleshy, often reddish foliage. Stems erect or ascending, branched, 10–30 cm. Leaves sessile, lanceolate to narrowly ovate, 1–3 cm long with entire margins. Male flowers in short terminal spikes of glomerules, 4- to 5-parted. Female flowers solitary in leaf axils below the males; calyx 3- to 4-parted; pistillate bracts ovate, united to the tip. Mature pistillate bracts scurfy, up to 2 mm long, united to the tip (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
In MT mostly occurring in the eastern counties but also in Beaverhead County; regional endemic from AB and SK south through the Dakotas through WY to northwestern CO (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX; Welsh 2003 in Fl. N. Amer. Vol. 4).
Observations in Montana Natural Heritage Program Database
Number of Observations:
(Click on the following maps and charts to see full sized version)
Map Help and Descriptions
(Observations spanning multiple months or years are excluded from time charts)
Barren, fine-textured, often saline soil of eroding slopes, badlands; plains (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
- Additional ReferencesLegend: View Online Publication
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- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Seipel, T.F. 2006. Plant species diversity in the sagebrush steppe of Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 87 p.
- Sieg, C. H., D. W. Uresh, and R. M. Hanson. 1983. Natural growth of Atriplex suckleyi (Torrey Rydb.) on bentonite mine spoils in southeastern Montana. pp. 53-58 in Proc. Symposium on the Biology of Atriplex and related chenopods. USDA For. Servo Gen. Tech. Rep. INT-172. 309 pp.