Description: English: Botanical specimen in the Mildred E. Mathias Botanical Garden - University of California, Los Angeles - Los Angeles, California, USA. Date: 16 May 2018, 18:21:21. Source: Own work. Author: Daderot.
Description: A scented garden favorite, known as Tuberous Vervain and as Sandpiper Verbena. The native range is from northeast Argentina to southeast Brazil. Photo from Iguazu area. Date: 14 June 2015, 17:33. Source: Verbena rigida (also V. venosa). Author: Dick Culbert from Gibsons, B.C., Canada.
Description: English: Verbena rigida in the Water Conservation Garden at Cuyamaca College in El Cajon, California, USA. Identified by sign. Date: 17 May 2009. Source: Own work. Author: Stickpen. Permission(Reusing this file): released to public domain.