PRACTICAL ARBORICULTURE 257 
disappeared very rapidly, and but comparatively few specimens of this 
natural forest growth may now be found. There are still enough, however, 
to repay one interested in the subject to visit the groves still in existence in 
southern Illinois. 
CHARACTERISTIC GROWTH OF CATALPA SPECIOSA WHEN GROWN IN OPEN FIELD. 
THIS TREE GREW FROM A STAKE IN THE RAIL FENCE, ALL THE RAILS 
BEING OF CATALPA. IT IS SIX FEET DIAMETER, COVERS 75 
FEET CIRCUIT, AND IS 90) FEET HIGH 
THE FARLINGTON PLANTATION. 
The writer here quotes from a Government report, and gives numerous 
tables, estimates of values, etc. Continuing the subject. he savs: 
The average value per acre is seen from the table to be $390.21. This 
would give for the whole plantation of 400 acres a value of $156,084. 
[This tract of 640 acres was cleared during the year 1904 and realized $100,000 for 
the Frisco Railway. ] 
