1881.] Bourny. 733 
two or three years, Dr. Allen and Dr. Halsted have pretty well 
worked up our Characez (which we must regard as Alga, in the 
face of the fact that algologists regard them as falling within the 
jurisdiction of the bryologists). It is a pleasure now to notice 
the important contribution made by Dr. Farlow, whose “ Marine 
Algze of New England and the adjacent coast,” appeared early in 
July. It is reprinted from the belated “ Report of the U. S. Fish 
Commission for 1879,” and consists of 200 pages of text, accom- 
panied by fifteen plates. The author has been connected with 
the Fish Commission for many years, and has thus had most ex- 
cellent opportunities for studying the Alga of our North Atlantic 
coast. How well he has improved those advantages even a Cas- 
ual examination of this valuable book will show. It is designed 
to be used as a hand-book for the classification of the species 
(excepting the Diatoms) of our coast from New Jersey northward, 
and it is not too much to say that the author has been entirely 
successful in making a béok which every sea-coast visitor with 
botanical inclinations will find indispensable. 
dinavian Algae. It is especially instructive to examine the Algae 
Scandinavice, by Professor Areschoug, in connection with our 
Own forms. The resemblance is at once striking.” South of 
Cape Cod the Floridez are characteristic, and here West Indian 
and even Adriatic forms appear. ae 
The general classification is as given below, beginning as 1s 
happily becoming the custom, with the simpler forms and passing 
tothe higher. Order 1. Cryptophycee, nearly equivalent to Cy- 
