Photographs of Silphium perfoliatum 'The Holy Grail'
cup plant
There is one photograph of Silphium perfoliatum 'The Holy Grail' in the JC Raulston Arboretum's photograph collection.
Image No: 753355
There is one photograph of Silphium perfoliatum 'The Holy Grail' in the JC Raulston Arboretum's photograph collection.