CONTENTS. 
PART IL—1872. 
11. Memoir on the Spermogones aud Pycnides of Crustaceous Lichens. By W. LAUDER 
LINDSAY ALD), PL, PEN Iu uibus EM. as page 189 
III. On the Hippocrateacex of South America. By Joux Miers, F.R.S. ES L.S., Dignit. 
& Commend. Ord. Imp. Bras. Rose, $c. $c. . . . 319 
