Vol. 2 



May, 1902 



No. 5 



TORREYA 



A Monthly Journal of Botanical Notes and News 



EDITED FOR 



THE TORREY BOTANICAL CLUB 

 ]$y 



MARSHALL AVERY HOWE 



JOHN TOKREY, 1796-1873 



CONTENTS 



The Origin of Species by Mutation: D. T. MacDougal 65 



The acaulescent Violets of Central New York: Homer D. House 68 



Description of a new fossil Species of Chara: F. H. Kxowltox 71 



A Key to the North American Genera and Species of the Hygrophoreae — II : 



F. S. Earle 73 



Shorter Notes 



A sea-beach Helianthus from Florida: J, K. Smai.i 74 



Viola renifolia in the Pennsylvanian Alleghanies : Witmer Stone 75 



The Name of a western Aquilegia : T. D. A. Cuckerell 75 



Proceedings of the Club: Edward S. Burgess 76 



Program of Field Days of the Club, Seaspn of igo2 77 



News Items 79 



Published for the Club 



At North Queen Street, Lancaster, Pa. 

 by The New Era Punting Company - 



