PLATES. 



Plate 1, accompanying Prof. Verrill's Paper, explanation on page 

 50, and repeated with some changes on page 330. 



Plate 2, accompanying Prof Verrill's Paper, explanation on page 50. 



Plate 3, accompanying Prof. Verrill's Paper, explanation on page 

 330. 



Plate 4, (marked and referred to as Plate 15) accompanying Mr. 

 Hyatt's Paper, explanation on p. 232. 



ERRATA. 



Page 12, line 19, for groslandicus read Groenlandicus. 



Page 115. In describing the fruit of COCCULUS FERRANDIANUS, 

 its dimensions are given as "about 2' [inches] in diameter." It should 

 read about 2" [lines] in diameter. 



