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Montana Field Guides

Thyme-leaf Broomspurge - Euphorbia serpyllifolia
Other Names:  Chamaesyce serpyllifolia

Native Species

Global Rank: G5
State Rank: SNR
C-value: 3


Agency Status
USFWS:
USFS:
BLM:


 

External Links






 
General Description
Annual. Stems prostrate to ascending, 1–15 cm, highly branched. Herbage glabrous to sparsely villous. Leaves opposite, oblong to obovate, sometimes curved, serrate in the upper third, asymmetrical at the base, 3–12 mm long. Inflorescence: 1 to few cyathia in leaf axils. Cyathia 1 mm long or less; glands pink with white margins. Capsule 1.5–2 mm long; seeds lightly reticulate-wrinkled (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
BC to MI, south to CA, TX and Mexico (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 28

(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
Grassland, sagebrush steppe, pine woodlands, roadsides; plains, valleys (Lesica et al. 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.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Harvey, S.J. 1990. Responses of steppe plants to gradients of water soil texture and disturbance in Montana, U.S.A. Ph.D. Thesis. Bozeman, MT: Montana State University. 34 p.
    • Quire, R.L. 2013. The sagebrush steppe of Montana and southeastern Idaho shows evidence of high native plant diversity, stability, and resistance to the detrimental effects of nonnative plant species. M.Sc. Thesis. Bozeman, MT: Montana State University. 124 p.
    • Seipel, T.F. 2006. Plant species diversity in the sagebrush steppe of Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 87 p.
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Citation for data on this website:
Thyme-leaf Broomspurge — Euphorbia serpyllifolia.  Montana Field Guide.  .  Retrieved on , from