Cirsium arvense Californian Thistle ID: 0000 0000 0904 0552 [detail] © 2004 Steve Matson	Cirsium arvense Californian Thistle ID: 0000 0000 0904 0554 [detail] © 2004 Steve Matson	Cirsium arvense Californian Thistle ID: 0000 0000 0105 1694 [detail] © 2005 Louis-M. Landry	Cirsium arvense Californian Thistle ID: 0000 0000 0105 1695 [detail] © 2005 Louis-M. Landry
Cirsium arvense Californian Thistle ID: 0000 0000 0105 1696 [detail] © 2005 Louis-M. Landry	Cirsium arvense Californian Thistle ID: 0000 0000 0905 1312 [detail] © 2005 Luigi Rignanese	Cirsium arvense Californian Thistle ID: 0000 0000 0905 1314 [detail] © 2005 Luigi Rignanese	Cirsium arvense Californian Thistle ID: 0000 0000 0905 1334 [detail] © 2005 Luigi Rignanese
Cirsium arvense Canadian Thistle ID: 0000 0000 0506 0056 [detail] © 2006 Julie Wakelin	Cirsium arvense Canadian Thistle ID: 0000 0000 0808 1911 [detail] © 2008 John Dittes	Cirsium arvense Canada Thistle ID: 0000 1111 2222 3426 [detail] © 2016 Keir Morse	Cirsium arvense Canada Thistle ID: 0000 1111 2222 3427 [detail] © 2016 Keir Morse
Cirsium arvense Canada Thistle ID: 0000 1111 2222 3428 [detail] © 2016 Keir Morse

Using these photos: A variety of organizations and individuals have contributed photographs to CalPhotos. Please follow the usage guidelines provided with each image. Use and copyright information, as well as other details about the photo such as the date and the location, are available by clicking on the [detail] link under the thumbnail. See also: Using the Photos in CalPhotos.