Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.
Search native plant database:
Stone, Robert L.
Xanthium strumarium var. canadense (P. Mill.) Torr. & Gray
USDA Symbol: XASTC
USDA Native Status: Native to U.S.
A cocklebur was the inspiration for a Swiss engineer, George deMastral, in 1948, for the invention of Velcro. He examined the burs that stuck to his socks and discovered that they consisted of hundreds of tiny hooks, which attached themselves to anything loopy.
Plant CharacteristicsDuration: Annual Habit: Herb Flower:
Bloom InformationBloom Color: Yellow
AL , AR , AZ , CA , CO , CT , DC , DE , FL , GA , HI , IA , ID , IL , IN , KS , KY , LA , MA , MD , ME , MI , MN , MO , MS , MT , NC , ND , NE , NH , NJ , NM , NV , NY , OH , OK , OR , PA , RI , SC , SD , TN , TX , UT , VA , VT , WA , WI , WV , WY Canada: NB
, PE USDA Native Status: L48(N), HI(I), CAN(N)
Cocklebur seeds are the most frequently recorded food of the extinct Carolina Parakeet, the only parrot native
to eastern North America, extinct in the early 20th century. Attracts:
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Lady Bird Johnson Wildflower Center
- Austin, TX
Wildflower Center Seed BankLBJWC-633
Collected 2007-12-09 in Blanco County by Lady Bird Johnson Wildflower Center
Recommended Species Lists
Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.
View Recommended Species page
Record Modified: 2009-03-06
Research By: TWC Staff