Oreostemma peirsonii Peirson's Aster ID: 5161 1631 2458 0067 [detail] © 1995 Saint Mary's College of California

Oreostemma peirsonii Peirson's Aster ID: 5161 1631 2458 0069 [detail] © 1995 Saint Mary's College of California

Oreostemma peirsonii Peirson's Aster ID: 5161 1631 2458 0068 [detail] © 1995 Saint Mary's College of California

Oreostemma peirsonii ID: 3333 3333 1007 0147 [detail] © University and Jepson Herbaria

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.