Photo by R. L. Coffin 



Fig. 22. — Hubb.\rdston. Blade medium size, folded (k), reflexed (B), and waved 

 (C); serrations rather .sharp and distinct, rather irregular (D). 



Photo by R. L. Coffin. 



Fig. 23. — Gri.mf..s. Blade medium size, folded (.\). reflexed (B), and waved (C); serra- 

 tions sharp, regular and distinct (D). 



