MIGRATIONS OF PLANTS 
over, and what remains of the Lantana is put- 
ting up a sickly and losing fight. Unfortun- 
ately, one of the mercenaries has mutinied. 
This is the accidently introduced Mani Blight, 
which is now waging unholy war upon garden 
flowers and ornamental plants, and against 
which some other army of mercenaries must 
be turned.” 
Such unfortunate occurrences are sure to be- 
come more and more infrequent as plant emi- 
gration and immigration finds itself under in- 
creasingly drastic governmental regulation. 
The Foreign Seed and Plant Introduction 
Service of the United States Department of 
Agriculture makes a scientific examination of 
all plants brought into the United States for 
propogation purposes. It rids them of objec- 
tional Bacteria and insect pests and refuses them 
admittance entirely if its experts decide that 
the newcomers will be harmful or injurious in 
any way. 
The agents of the Service are constantly 
scouring the far corners of the earth for new and 
rare plants. In the twenty-four years of its 
existence it has introduced from abroad some 
[55] 
