128 ERYTHEA. 



A " Preliminary Revision of the North American species 

 of Echinocactus, Cereus and Opuntia," the result of some 

 studies by Prof. J. M. Coulter, is published in the Contribu- 

 tions from the U. S. National Herbarium, Vol. 3, No. 7 

 (Apr. 1, 1896.) 



Dr. C. F. Millspaugh and L. W. Nuttall are joint 

 authors of a " Flora of West Virginia," published in January, 

 1896, as No. 2 of the Botanical Series of the Field Columbian 

 Museum, Chicago. The catalogue of species includes the 

 f angi, lichens, hepatics, mosses and ferns, as well as the 

 flowering plants. There are illustrations from photographs 

 of Betiila nigra and of Rhus ?*afZtCfms which show well the 

 characteristic growth of each of these species. 



The second annual meeting of the Botanical Society of 

 America will be held in Buffalo, N. Y., on Friday and Satur- 

 day, August 21 and 22, 1896. The Council will meet at 1:30 

 p. M. on Friday, and the Society will be called to order at 3 

 p. M. by the retiring president. Dr. William Trelease, Direc- 

 tor of the Missouri Botanical Garden. The president-elect, 

 Dr. Charles E. Bessey, Professor of Botany of the University 

 of Nebraska, will then take the chair. The afternoon- session 

 will be devoted to business. At the evening -session the re- 

 tiring president will deliver a public address on " Botanical 

 Opportunity." The sessions for the reading of papers will 

 be held on Saturday at 10 a. m. and 2 P. M. The Botanical 

 Society of America is affiliated with the American Associa- 

 tion for the Advancement of Science, whose sessions this 

 year begin on Monday, August 24, in Buffalo. 



