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Montana Field Guide

Montana Field Guides

Rocky Mountain Goosefoot - Chenopodium glaucum var. salinum
Other Names:  Chenopodium salinum


Global Rank: G5
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

External Links






 
General Description
Stems prostrate to erect, 10–50 cm. Leaf blades fleshy, pale green and glabrous above, white-farinose beneath, lanceolate to ovate, 1–4 cm long with sinuate margins. Inflorescence glomerules, 1–2 mm diameter, in bracteate, axillary and terminal spikes. Flowers: calyx mostly 5-parted, segments green, nearly distinct, ca. 0.6 mm long; stamen 1. Seed flattened-orbicular, punctate, 0.6–1.1 mm, vertical and horizontal. Drying, often saline mud around ponds, lakes, streams, roadsides; plains, valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Diagnostic Characteristics
Differs from the typical variety by the following traits: Inflorescences with leaflike bracts throughout; leaf blade apices acute; vertical seeds 0.9-1.1 mm (Welsh, 2003, Fl. North America, Vol. 4).

Species Range
Unknown/Undetermined
 


Range Comments
In MT across most of state except southeastern area; AK to QC south to CA, TX, KY, VA (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 25

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Drying, often saline mud around ponds, lakes, streams, roadsides; plains, valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Web Search Engines for Articles on "Rocky Mountain Goosefoot"
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Citation for data on this website:
Rocky Mountain Goosefoot — Chenopodium glaucum var. salinum.  Montana Field Guide.  .  Retrieved on , from