In the names of flowers, this 4-letter word that means "plant" or "root" follows bladder, St. John's & slipper
Some references for those interested may be added: "The Resources ... Isaac M. 
St. John," II, III, and "Contributions of the South to the ... it must follow the recorded 
admission of the heroism and magnanimity of .... "Mayapple root or peach-tree 
leaves made into a strong tea and .....