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Montana Field Guides

Reticulate-seeded Spurge - Euphorbia spathulata
Other Names:  Euphorbia dictyosperma

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Native Species

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


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Glabrous annual. Stems erect, 5–30 cm, branched in the inflorescence. Leaves alternate, oblong with rounded tips, serrulate, 1–3 cm long. Inflorescence a dichotomously branched umbel with leaf-like bracts. Cyathia 1 mm long or less, membranous, glands small, yellowish, without appendages. Capsule 2–3 mm long, distinctly papillose (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
WA to MN south to 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: 90

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Relative Density

Recency

 

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



Habitat
Sparsely vegetated soil of grasslands, sagebrush steppe, pine woodlands; plains (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?
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 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.
    • Stein, G. 2011. Euphorbia 'flowers', an introduction to the amazing Cyathia. https://davesgarden.com/guides/articles/view/3208
  • Web Search Engines for Articles on "Reticulate-seeded Spurge"
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Citation for data on this website:
Reticulate-seeded Spurge — Euphorbia spathulata.  Montana Field Guide.  .  Retrieved on , from