Photo: Grindelia camporum 3.
Flower, covered in sticky gum. Brussels bot.g., Belgium. Planted. 2008-06-05.
Grindelia camporum Greene
Engl.: great valley gumweed, grindelia, California gum plant, gum plant, hardy grindelia, rosin weed, wild sun flower, yellow tar weed.
Deu.: Grindelie, Grosse Gindelie, Gummikraut.
Bot. syn.: Grindelia paludosa Greene, Grindelia procera Greene, Grindelia robusta Nutt. p. p.