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Montana Field Guide

Montana Field Guides

Puncture-vine - Tribulus terrestris
Other Names:  Puncturevine

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 0

External Links






 
General Description
Taprooted, mat-forming annual. Stems prostrate 10–40 cm. Herbage strigose. Leaves opposite, even-pinnate; leaflets 6 to 16, ovate, ca. 5 mm long. Flowers: petals yellow, 3–5 mm long; stamens 10; ovary 5-lobed. Fruit a schizocarp, each 2-seeded mericarp with two large spines 2–6 mm long and numerous fine bristles (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced throughout the U.S.; native to southern Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 1

(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
Sandy or gravelly soil of streambanks, roadsides; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Management

References
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Citation for data on this website:
Puncture-vine — Tribulus terrestris.  Montana Field Guide.  .  Retrieved on , from