7278782 Left: is a flowering plant of the aster family Asteraceae (Silphium laciniatum) by Unknown Artist, (19th century); Private Collection; (add.info.: Left: is a flowering plant of the aster family Asteraceae (Silphium laciniatum), commonly known as a compass plant or compass plant. Right: Lactuca serriola, also called stinged lettuce, milk thistle compass plant and Scarole, historically, digitally restored reproduction of an original artwork from the 19th century); 穢 Imagebroker.