A Monograph of the Genus Alaria. 13ô- 



tions between the two " species " are mostly the differences of the 

 frond according to the age of the plant. 



Species Removed. 



Alaria amxtlexicanlis Martens. 



Preus. Expeil. nach Ost-Asien, Tange, p. 114. 



Alaria 2>innafißda Harvey. 



Character of New Algte^ p. 329. 

 Both are synonyms of Undaria pumatißda Sueingae. 



