Puncture vine is sharp enough to make grown men scream and dogs howl.
Washington State Noxious Weed Control Board
How to Identify Puncturevine | Public Lands Department
Puncturevine (Tribulus terrestris) - Tualatin Soil and Water Conservation District
August's Weed of the Month: Puncturevine - WeedWise Program
Puncturevine Factsheet — Invasive Species of Idaho
Puncturevine (Tribulus terrestris) | Pacific Northwest Pest Management Handbooks
Washington State Noxious Weed Control Board
Puncture Vine: How to reduce its presence over the long term | Garden of Edith
Puncturevine | City of Walla Walla
Tribulus terrestris - Wikipedia
How to Identify Puncture Vine (a.k.a. the Goathead Monster) | awkward botany
Punchervine (Goathead) - Tribulus terrestris | S&E Wards Landscape Management
TrancePlants: Tribulus terrestris "puncture vine" whole fruit Organic - TrancePlants - Sacred Herbs, Adaptogens, Super-foods and Shamanic Incenses
Getting to the point on Goat Heads (a.k.a. puncture vine)
Tribulus terrestris, Puncturevine, Southwest Desert Flora
How to Identify Puncture Vine (a.k.a. the Goathead Monster) | awkward botany
Puncturevine (Tribulus terrestris) | Pacific Northwest Pest Management Handbooks
Amazon.com : Puncture Vine; Caltrops Seeds (Tribulus terrestris) Packet of 20 Seeds : Patio, Lawn & Garden
Washington State Noxious Weed Control Board
Puncture Vine (Tribulus terrestris) Flower, Leaf, Care, Uses - PictureThis
Guide to Poisonous Plants – College of Veterinary Medicine and Biomedical Sciences – Colorado State University
Puncture vine (a.k.a. Goathead) Tribulus terrestris | Sandoval County Master Gardeners
Puncturevine // Mizzou WeedID
Puncturevine is back - UC Weed Science - ANR Blogs
