462 Index to Recent Literature 



Huntington, J. W. Some Uncommon Mosses in Northern Esse: 

 County, Massachusetts. Rhodora, 2: 95-97. My. 1900. 



Loew, O. A new Enzyme of General Occurrence in Organisms 

 Science, II., 11 : 701, 702. 4 My. 1900. 



Moore, G. F. Chlorocystis Cohnii on the Massachusetts Coast 

 Rhodora 2 : 104. My. 1900. 



Moore, S. LeM. Alabastra Diversa. — Part VI. Jour. Bot. 38 

 153-160. My. 1900. 



Includes diagnosis of two new species of Gnaphalinm from New Grenada. 



Robinson, B. L. Variations of Ilex verticillata. Rhodora, 2: 104- 

 106. My. 1900. 



* 1 * 



Three varieties recognized. 



Suksdorf, W. N. Washingtonische Pflanzen. Deutsche Bot. 

 Monatschr. 18: 26, 27. F. 1900. 



(To be continued.) 



Ward, L. F. Description of a New Genus and Twenty New Species 

 of Fossil Cycadean Trunks from the Jurassic of Wyoming. 

 Wash. Acad. Sci. 1: 253-300.//. 14-21. F. 1900. 



Cycadella, new genus. 



Wiegand, K. M. Some Varieties of Potamogeton and Spiraea. 

 Rhodora, 2 : 102-104. My. 1900. 



Proc. 



