292 WAFER ASH WAHOO. 



flowers of V. calcarata, with oblong sepals and a corolla 

 spur twice as long as the sepals, are also sold under 

 this name. 



WAFER ASH. Ptelea trifoliata, Linn. 



N.O. Rutacece. 



Syn. Wingseed, Hop Tree, Shrubby Trefoil, Ptelea, 

 Swamp Dogwood. 



Part used Rootbark. 



Action Tonic, antiperiodic, stomachic. In all cases 

 of debility, and during intermittent and remittent febrile 

 diseases, where a tonic is indicated, this drug can be 

 employed with benefit. It has a soothing influence 

 upon the mucous membrane and promotes appetite, 

 being tolerated when other tonics cannot be retained. 

 The powdered bark is given in doses of 10-30 grains. 

 The infusion is taken in tablespoonful doses three to 

 four times a day. 



Distinctive character The rootbark occurs in 

 quilled or curved pieces, about 1^-3 inches long and 

 ^-f inch in diameter and -J-f inch thick, transversely 

 wrinkled, with a whitish brown or pale buff exfoliating 

 surface of thin, papery layers, the inner surface nearly 

 smooth, with faintly projecting medullary rays. Trans- 

 verse fracture short, yellowish white, the papery layer 

 pale buff. Taste, bitter. Odour, none. 



WAHOO. Euonymus atropurpureus, Jacq. 



N.O. Celastmcca. 



Syn. Indian Arrowwood, Burning Bush, Spindle 

 Tree. 



Parts used Rootbark, bark. 



Action Tonic, alterative, cholagogue, laxative. Valu- 

 able in liver disorders, especially those following or 



