Fig. 1. Pond No. 3, Series D. 



Stake to right indicates original edge of embankment; center of cardboard, 



base-sod line; left end of cardboard, where washing was checked. 



The waves had cut into this bank six feet, but was 



stopped immediately by Carex stricta sod. 



Fig. 2. Trimmed and Untrimmed Sedge. 

 This sedge joins that shown in photo above. 



(Photos by J. B. Southall.) 



