Picture of the month : October 2013
| Category | October 2013 |
| Name | G. castellanosii var. rigidum WP 341/733 |
| Notes | Argentina, Prov. La Rioja, Sierra de Abajo, Mountain pass south of El Quemado, 1140 m |
| Category | October 2013 |
| Name | G. castellanosii var. rigidum WP 341/733 |
| Notes | Argentina, Prov. La Rioja, Sierra de Abajo, Mountain pass south of El Quemado, 1140 m |