Marrubium vulgare White Horehound ID: 8253 3202 0180 0013 [detail] Beatrice F. Howitt © 1999 California Academy of Sciences	Marrubium vulgare Horehound ID: 0000 0000 0503 0309 [detail] © 2003 Michael Charters	Marrubium vulgare Horehound ID: 8076 3101 3985 0017 [detail] Charles Webber © 1998 California Academy of Sciences	Marrubium vulgare Common Horehound ID: 9092 3191 3542 0008 [detail] Virginia Moore © 1999 California Academy of Sciences
Marrubium vulgare Horehound ID: 0000 0000 0204 1189 [detail] © 2004 James M. Andre	Marrubium vulgare Horehound ID: 0000 0000 1001 0186 [detail] © 2001 Steven Thorsted	Marrubium vulgare Horehound ID: 6205 3041 0702 0077 [detail] © 1995 Saint Mary's College of California	Marrubium vulgare Horehound ID: 0000 0000 0505 1494 [detail] © 2005 Luigi Rignanese
Marrubium vulgare Horehound ID: 0000 0000 1005 0287 [detail] © 2005 Luigi Rignanese	Marrubium vulgare ID: 0000 0000 0606 0171 [detail] 2006 Larry Blakely	Marrubium vulgare ID: 0000 0000 0606 0172 [detail] 2006 Larry Blakely	Marrubium vulgare ID: 0000 0000 0606 0173 [detail] 2006 Larry Blakely
Marrubium vulgare ID: 0000 0000 0606 0174 [detail] 2006 Larry Blakely	Marrubium vulgare Common Horehound ID: 0000 0000 1206 0403 [detail] © 2006 Adonis (Don) Tate	Marrubium vulgare Horehound ID: 0000 0000 0107 0447 [detail] © 2007 Ricky Grubb	Marrubium vulgare ID: 0000 0000 0507 0586 [detail] © 2007 Luigi Rignanese
Marrubium vulgare ID: 0000 0000 1207 1198 [detail] © 2007 Luigi Rignanese	Marrubium vulgare ID: 0000 0000 1207 1199 [detail] © 2007 Luigi Rignanese	Marrubium vulgare ID: 0000 0000 1207 1205 [detail] © 2007 Luigi Rignanese	Marrubium vulgare ID: 0000 0000 1207 1211 [detail] © 2007 Luigi Rignanese
Marrubium vulgare ID: 0000 0000 0808 1399 [detail] © 2008 Steve Matson	Marrubium vulgare ID: 0000 0000 0808 1401 [detail] © 2008 Steve Matson	Marrubium vulgare ID: 0000 0000 0808 1402 [detail] © 2008 Steve Matson	Marrubium vulgare ID: 0000 0000 0808 1403 [detail] © 2008 Steve Matson

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.