MAKING THE HERBARIUM 



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contain the name of the plant; but the name need not be 

 determined until after the plant is mounted. (Fig. 478.) 



The sheets of one genus are laid together in a folded 

 sheet of strong straw-colored paper. This folded sheet is 



478. An herbarium sheet. In this case, the specimens are held in place 

 by strips of glued paper. 



the "genus cover." Its size when folded is 11% x 16J/2 

 inches. On the lower left-hand corner the name of the 

 genus is written. If one has many sheets in one genus 

 say more than 20 it may be necessary to have more than 



