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Montana Field Guides

Corrugate-seed Broomspurge - Euphorbia glyptosperma
Other Names:  Chamaesyce glyptosperma

Native Species

Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 3

External Links






 
General Description
Glabrous annual. Stems prostrate, 5–20 cm, highly branched. Leaves opposite, oblong to linear-oblong, obtuse to emarginate at the tip, asymmetrical at the base, weakly serrulate above, 3–10 mm long. Inflorescence: solitary cyathia in branch axils. Cyathia 0.5–1 mm long; the 4 pink glands with thin white margins. Capsule 1–2 mm long; seeds parallel-ridged (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range

Year-round
 


Range Comments
Throughout temperate North America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 55

(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
Grasslands, fields, roadsides, open slopes, streambanks; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Additional ReferencesLegend:   View Online Publication
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    • Cope, M.G. 1992. Distribution, habitat selection and survival of transplanted Columbian Sharp-tailed Grouse (Tympanuchus phasianellus columbianus) in the Tobacco Valley, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 60 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
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Citation for data on this website:
Corrugate-seed Broomspurge — Euphorbia glyptosperma.  Montana Field Guide.  .  Retrieved on , from