Ruta graveolens the isolation of the furanocoumarin chalepensin. The essential oil of "R. graveolens" contains two main constituents, undecan-2-one (46.8%) and nonan-2-one (18.8%). The bitter taste of its leaves led to rue being associated with the (etymologically unrelated) verb "rue" "to regret". Rue is well known for its symbolic meaning of regret and it has sometimes been called "herb-of-grace" in literary works. It is one of the flowers distributed by the mad Ophelia in William Shakespeare's "Hamlet" (IV.5): It was planted by the gardener in "Richard II" to mark the spot where the Queen wept upon hearing news of Richard's capture (III.4.104–105):
Ophelia (The Band song) Nick DeRiso considers her his lover. But he finds out that Ophelia has left town, apparently in a hurry. According to Band biographer Barney Hoskyns, the name Ophelia for the song did not come from Shakespeare's "Hamlet" but rather from Minnie Pearl's real name. But Shakespeare scholar Stephen M. Buhler sees some Shakespearean echoes in "Ophelia," particularly related to "Othello". In particular, Buhler sees hints that perhaps Ophelia is a black woman in a Southern town who was forced to flee because of Southern attitudes at the time towards interracial relationships with the white singer. Lyrics Buhler uses to support