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Montana Field Guide

Montana Field Guides

Horned Spurge - Euphorbia brachycera
Other Names:  Euphorbia robusta


Global Rank: G5
State Rank: SNR

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

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General Description
Small perennial from a branched caudex. Stems erect, 8–20 cm, simple. Herbage glabrous to puberulent (Carbon Co.). Leaves alternate, ovate with acute tips, entire, 6–15 mm long. Inflorescence a dichotomously branched umbel with leaf-like bracts. Cyathia 2–3 mm long, glands with yellow to red, lunate appendages. Capsule 3–5 mm long, papillose (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
MT to MN south to AZ and NM (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 10

(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
Usually sandy or gravelly soil of grasslands, sagebrush steppe, woodlands; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Horned Spurge — Euphorbia brachycera.  Montana Field Guide.  .  Retrieved on , from