Stout—Vegetation of a Typical Wild Hay Meadow. 445 
Cylinder IV, 10 inches high, green, doing the best. 
Cylinder V, 6 inches high, about as in II hut greener. 
Cylinder VI, 4 inches high, green but small in size. 
Bed top. 
Cylinder I, 2% inches tall, yellowish. 
Cylinder II, 2% inches tall, not so yellow as in I. 
Cylinder III, 3% inches tall, green, doing well. 
Cylinder IV, 4% inches tall, green, best of all. 
Cylinder V, 4 y 2 inches tall, green, doing well. 
Cylinder VI, 2 inches tall, green, slow in growth. 
Blue joint. 
In all cylinders the culms were from one to one and one-half 
feet in height and showed no marked differences in height and 
color. Certain plants in all the cylinders showed parasitic ef¬ 
fects of the fungus Sclerotium rhizodes. 
Alsike clover. 
Cylinder I, 144 inches tall, green, leaves small. 
Cylinder II, 4 inches tall, green, leaves larger than in I. 
Cylinder III, 4 inches tall, green, poorer than in II. 
Cylinder IV, 3 inches tall, green. 
Cylinder V, 3 inches tall, green. 
Cylinder VI, 2% inches tall, green, poor growth—sparse be¬ 
cause of poor germination. 
All the species except Calamagrostis showed at the end of 
this six weeks growth marked differences in appearances in the 
various cylinders. All did poorly at the extremes of the water 
levels. 
The data taken June 1st. were as follows: 
Timothy. 
Cylinder I, 5% inches tall, yellowish, erect, poor. 
Cylinder II, 9 inches tall, yellowish, erect, poor. 
Cylinder III, 12 t /2 inches tall, yellowish, lodging. 
