Summary[edit] Description: English: Pinus quadrifolia at the San Diego Wild Animal Park, Escondido, California, USA. Identified by sign. Date: 18 March 2010. Source: Own work. Author: Stickpen. Permission(Reusing this file): public domain.
Summary[edit] Description: English: Pinus quadrifolia at Rancho Santa Ana Botanic Garden in Claremont, California, USA. Identified by sign. Date: 23 April 2009. Source: Own work. Author: Stickpen. Permission(Reusing this file): released to public domain.