pilnīgi noteikti gribu izlasīt gramatu C.M.FOUST "Rhubarb; the Wondrous drug", 1992
"The lucky ones consumed it as compotes and kissels, others as a murky liquid prepared from the dried root. (..) It is a biography of this curious plant, tracking it through European history like a secret agent, powerful in effects but mysterious in identity."
upd During the Song dynasty the rhubarb is taken in times of plague.