11 SFA A/OSSES. 



weed, was published in January, 1853; the second 

 part on the red sea weed, about a year bter ; and 

 the third on the green Al^^x, not till 1S57, after 

 I »r. Harvey's return from Australia. They are in 

 quarto form, (onuin 50 colored plates, and can be 

 bought for alK>ut 5^5. 



Since those ciays a new generation has come up. 

 Ilui in the meanwhile, for a space of twenty year», 

 scarcely an)'thing wis published un American Alga:. 

 At the present time there are a few enthusiastic col- 

 lectors, and a still smaller number of devoted students 

 of Marine Algx scattea*d up and down our c 

 sive seaboartl. 'ITie names of 8c\'eral of them wjll Ik: 

 found making frequent ap{K*arance in these ] 

 Only two of our more distingiiished living botanists 

 have given special attention to this subject : l)r. \N in. 

 G. Farlow, of Harvard University; and lYof. Daniel C. 

 Eaton, of Vale College; the former of whom brings 

 to his work the advantage of se\'eral years' critical 

 study of these plants under some of the most cele- 

 brated Agologists of Europe — llie lamented 'Ihurei, 

 and the learned Agar<lh, and others. Dr. Farlow's 

 publications consist of se\'eral annouted lists of Algx, 

 inchiding new species, issued in the proceedings of the 

 Academy of Arts and Sciences, and in the reports of 

 the U. S. Fish Commissioners. A much more elal>orate 



