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THE PLUM-TREE BORING TORTRIX. 



[Sesamia Wcebei'ana, Autor). 



c. 



{a) The adult ; {b) the larva : lines showing natural size. {c) The larva in 

 chamber beneath bark. (d) Piece of bark showing masses " frass " (x) passed out 

 by the larvae. 



An interesting attack on cherry trees has been reported 

 from Kent. For two or three years a couple of cherry trees,, 

 planted about nine years ago, did not make the progress they 

 should have done, and upon close examination little brown 

 deposits were found at the bottom of the trees in the bark 

 near the earth, and, on cutting the bark, larvae were dis- 

 covered. Numerous other trees were seen with deposits 

 near the ground, and it was feared the pest might be 

 spreading. On examination the larvae proved to be those 

 of one of the Stigmonotidce, belonging to the genus Semasia 

 and the species Wceberana. 



The insect has not often been recorded as doing damage 

 in this country, but it is very common, and widely distributed 



