WAFER-ASH. HOP-TREE. 



Pteha trifoUofa L. 





"i**--^ 



f ^5. 34'j- i^ranclilet with mature ''cavi;-~ and frif.t : leaiiefs Ijrar.ch'.et in winter 



350. Large trunk with leaves at liase. In cultivation in \ew York. 



351. ^^'ood structure magnified 15 diameters. 



