TABLE shewing relative frequency of typical Algcc in pond at Telscoinbe, near Newhaven. (Coll. L. A. Boodle). 
a, abundant; vc., very common ; c., common ; rc., rather common ; rr., rather rare ; r., rare; vr., very rare; i., isolated. 
A ! after the letter indicates sexual reproduction. Temperature (t) in degrees Fahrenheit. 
113 1 
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W . 
oi £. 
1902. 1903. 1904. 
