186 Proceedings of Indiana Academy of Science. 
the plants will dry in a shorter time. As the plants become dry con- 
siderable shrinkage occurs and it is desirable to tighten the straps once or 
twice. 
Where large quantities of plants are being dried at one time the appa- 
ratus described may not prove as satisfactory as some other methods in use, 
though a battery of four or five such presses will be found to be ample for 
ordinary class work. For the laboratory which has only occasional use 
for a plant press or for the individual collector it will, we believe, be 
found quite satisfactory. 
