46 
right angles three inches above the lower end. It is practically 
impossible to pull the label up, or to injure the label-plates except 
with more care and deliberate intention than is usually expended 
in such matters. 
Fic. 7. The new all metal label, showing bed label for the family and 
four species labels for individual plants on one upright. 
In connection with the new type of label Dr. Gundersen has 
worked out a new system of accessioning and record, one feature 
