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Stone, Robert L.
Xanthium strumarium var. canadense
Xanthium strumarium L. var. canadense (Mill.) Torr. & A. Gray
Synonym(s): Xanthium acerosum, Xanthium californicum, Xanthium californicum var. rotundifolium, Xanthium campestre, Xanthium canadense, Xanthium cavanillesii, Xanthium cenchroides, Xanthium commune, Xanthium echinatum, Xanthium glanduliferum, Xanthium italicum, Xanthium macounii, Xanthium oligacanthum, Xanthium oviforme, Xanthium pensylvanicum, Xanthium saccharatum, Xanthium speciosum, Xanthium strumarium ssp. italicum, Xanthium strumarium var. oviforme, Xanthium strumarium var. pensylvanicum, Xanthium varians
USDA Symbol: XASTC
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
, WY Canada: NB
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
Record Last Modified: 2009-03-06
Research By: TWC Staff