August's Weed of the Month: Puncturevine - WeedWise Program
Goat-head (Puncture vine; Caltrop) - Arches National Park (U.S. National Park Service)
Puncturevine (Tribulus terrestris) - Tualatin Soil and Water Conservation District
Washington State Noxious Weed Control Board
Backyard Gardener - Managing Puncturevine - November 18, 2015
Washington State Noxious Weed Control Board
Washington State Noxious Weed Control Board
Tribulus terrestris, Puncturevine, Southwest Desert Flora
Puncturevine (Tribulus terrestris) | Pacific Northwest Pest Management Handbooks
Getting to the point on Goat Heads (a.k.a. puncture vine)
Puncturevine | City of Walla Walla
Puncturevine is back - UC Weed Science - ANR Blogs
Puncture Vine Control | Utah Associated Garden Clubs
Tribulus terrestris - Wikipedia
Washington State Noxious Weed Control Board
Puncturevine | Integrated Crop Management
How to Identify Puncture Vine (a.k.a. the Goathead Monster) | awkward botany
Ouch! It's Puncturevine! - The Real Dirt Blog - ANR Blogs
Puncturevine
Puncturevine (Tribulus terrestris) | Pacific Northwest Pest Management Handbooks
How to Identify Puncturevine | Public Lands Department
Puncture vine (a.k.a. Goathead) Tribulus terrestris | Sandoval County Master Gardeners
