Vlll LIST OF AUTHORS. 



HoLziNGER, J. M. Some Musci of the International Boundary. 36 

 Humphrey, H. B. Observations on Gigartina exasperata 



Harv 



LaxNge, D. Revegetation of Trestle island 

 Lyon, H. L. Observations on the embryogeny of JVelu?nbo 

 MacDougal, D. T. Seed dissemination and distribution of 

 MacMillan, Conway. Observations on Pterygophora . 



Razoianofskya robiista (Engelm.) Kuntze 

 MoYER, L. R. Extension of plant ranges in the upper Minne 



sota valley ........ 



Olson, Mary E. Observations on Gigartina 

 'Pound, R., and Clements, F. E. A method of determining 



the abundance of secondary species .... 

 Ramaley, Francis. Seedlings of certain woody plants . 

 Ramaley, Francis. Compai'ative anatomy of hypocotyl and 



epicotyl in woody plants ...... 



Ramaley, Francis. The seed and seedling of the western 



larkspur {Delphittiiitn occidentale) Wats. 

 Sandsten, Emil p. The influence of gases and vapors on the 



growth of plants ....... 



Saunders, De Alton. A new species of Alaria 



ScOFiELD, C. S. Some preliminary observations on Dictyo 



phora ravenelii Burt. ...... 



Tilden, Josephine E. List of fresh-water algae collected in 



Minnesota during 1896 and 1897 .... 



Wheeler, W. A. A contribution to the knowledge of the flora 



of southeastern Minnesota ...... 



Wheeler, W. A. A contribution to the knowledge of the flora 



of the Red river valley in Minnesota .... 

 Wheeler, W. A. Notes on some plants of Isle Royale ,. 



569 

 619 

 Yendo, K. CoralliiiEe verte of Port Renfrew . . . .71 



601 

 621 



643 



723 

 169 



191 

 154 



19 

 69 



87 



417 



53 

 561 



25 

 353 



