284 



Canadian Record of Science. 



and it presented such remarkable features as to attract imme- 

 diate attention. In consequence of the erect position of the 

 branch the leaves were strictly decussate, instead of forming one 

 plane with the branch as common to the normal, plagiotropic 

 shoots. The most remarkable peculiarity of the leaves, how- 

 ever, was found in their extreme alteration of form, and their 

 unusual size. In this case the largest leaves were at the base 



Fig. 3. I,onicera tartarica. Leaves of a vigorous and orthotropic shoot 

 of one season, x \ 



of the series and the smallest at the end of the branch (Fig. 

 3, 1 and 2 representing the acropetal succession in the re- 



