Bibliography Flowers Bibliography Botany Plants 20th Century Illustrated “Potter’s New Cyclopaedia of Botanical Drugs and Preparations.” has been added to your basket. View basket SITWELL, SACHEVERELL AND BLUNT, WILFRED. Great Flower Books 1700-1900. 1990 See full details Add to basket £50.00 WREN, R.C. F.L.S Potter’s New Cyclopaedia Of Botanical Drugs And Preparations. 1956 See full details Add to basket £40.00