Rough Cocklebur, Xanthium strumarium

Male top, female bottom. Green River Golf Course. E edge, 8-28-13. © Ron Vanderhoff.	Rough Cocklebur Xanthium strumarium Back to Asteraceae of Orange County, California Back to Plants of Orange County, California Back to Natural History of Orange County, California
San Mateo Creek, San Clemente, 10-13-11. © Ron Vanderhoff.	Irvine Lake, 8-30-12. © Ron Vanderhoff.
San Juan Ck Channel, Michelson to Campus, 9-24-11. © Ron Vanderhoff.	Irvine Lake, 8-30-12. © Ron Vanderhoff.
Whispering Hills Trail, San Juan Hills, 12-11-11. © Ron Vanderhoff.	Salt Creek mouth, beach to 1 mi NW, 7-19-12. © Ron Vanderhoff.