ground bur-nut, land caltrop, puncture-vine
1 species
Show only taxa with photos
Order by:
Scientific name
Common name
Display as:
Tribulus terrestrispuncture vine
Distribution: East of the Cascades crest in Washington; widely distributed throughout much of North America.
Habitat: Noxious weed of sandy soils and roadsides.
Origin: Introduced
Flowers: May-September
Growth Duration: annual