Holodiscus microphyllus var. glabrescens Rock-spirea ID: 0000 0000 0806 0157 [detail] © 2006 Matt Below	Holodiscus microphyllus var. glabrescens Rock-spirea ID: 0000 0000 0806 0158 [detail] © 2006 Matt Below	Petrophyton caespitosum Rock Spirea ID: 0000 0000 0403 0545 [detail] © 2003 Michael Charters	Petrophyton caespitosum Rock Spirea ID: 0000 0000 0403 0546 [detail] © 2003 Michael Charters
Petrophytum caespitosum ssp. caespitosum Rock Spirea ID: 0000 0000 0909 1477 [detail] © 2009 Barry Breckling	Petrophytum caespitosum ssp. caespitosum Rock Spirea ID: 0000 0000 0909 1478 [detail] © 2009 Barry Breckling

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.