TABLE OF CONTENTS 



PAGE 

 Proceedings of the Fourteenth Annual Meeting of the 



North Carolina Academy of Science 1 



An Outline Bearing on the Theory of Descent — 



J. J. Wolfe 12 



Eadio-activity and the Periodic System — F. P. Y enable- 27 

 A List of Homoptera in North Carolina — 



Z. P. Metcalf 35 



The Seasonal Distribution of the Araiy-AVorm Moth at 



Raleigh — C. S. Brimley 61 



Cooperation in Matters Chemical (Presidential Ad- 

 dress) — Clias. H. Herty 65 



The Merit System in Highway Work — 



Joseph Hyde Pratt 86 



Our Mountain Shrubs — IF. C. Colder 91 



Observations on the Lawns of Chapel Hill — 



W. C. CoUr and E. 0. Randolph 113 



The Vascular Response of the Kidney in Acute Ura- 

 nium Nephritis — The Influence of the Vascular 

 Response on Diuresis — Ifm. deB. MacNider 122 



Notes on New and Rare Species of Fungi Found at 



Asheville, N. C.—H. C. Beardslee 145 



The Influence of Radium Rays on Germ Cells and Em- 

 bryonic Tissues. — ir. C. George 150 



Winter Grasses of Chapel Hill— TF. C. Coker 156 



