298 NOTICES OF BOOKS AND MEMOIRS. 
evidence the facts that S. bacciferum possesses no character suffi- 
ciently constant to distinguish it from &. vulyare. Neither the old 
nor the young one, which in this genus are bladderless and 
any, as in politics, there may be said to exist two 
parties of opposite views—the one with a liberal tendency, which 
exhibits a desire to give a name and specific rank to every 
observed variety, and the other more conservative, which prefers 
oup a number of forms around certain types. ntze, 
who evidently belongs to the latter class, proposes to reduce the 300 
shape of the leaves and air-vessels, &c. 
e 
paludosa, Juncus lumis, J. triglumis. Dianthus plumarius is to be 
substituted for D. casius. Further information as to the occurrence 
