When Knighthood Was in Flower (1922 film) When Knighthood Was in Flower (1922 film) When Knighthood Was in Flower is a 1922 silent historical film based on the novel "When Knighthood Was in Flower" by Charles Major and play by Paul Kester. The film was produced by William Randolph Hearst (or his Cosmopolitan Productions) for his "live-in companion" Marion Davies and distributed by Paramount Pictures. The director was veteran Robert G. Vignola, who helmed several of Davies' costume romances. This was William Powell's second film. The story was re-filmed in the sound era in 1953 as "The Sword and the Rose" by Ken Annakin. Exteriors were shot
Blue flower powder form and release it into the city's water supply. Blue flower is again used as the source of a fictitious mind-altering drug, here called Substance D, in the 2006 adaptation of Philip K. Dick's novel "A Scanner Darkly". A display of blue "Baptisia australis" flowers is used as a symbol of private support for an annual night of extrajudicial killings that serves as the central plot device of 2013 motion picture "The Purge". James and Ruth Bauer, husband and wife collaborative team, wrote an unconventional music theatre piece entitled "The Blue Flower" at the turn of the 21st century.