News and Notes . 93 



i 



from the United States National Museum on the lichens of Min- 

 nesota, which presents the results of many years of study in this 

 interesting but difficult field. 



In the Botanical Gazette for January, Professor G. F. Atkin- 

 son discusses the origin and taxonomic value of the "veil" in 

 Dictyophora and Ithyphailus, concluding that the two genera 

 should remain distinct and that Phallus Ravenelii Berk. & Curt, 

 should remain in Ithyphailus, where it was placed by Fischer. 



Several inquiries have been made regarding the colored charts 

 of edible and poisonous mushrooms mentioned in Mycologia for 

 November. The French charts, by Mazimann & Plassard, are out 

 of print; the Swedish charts, four in number, accompany Lind- 

 blad's Svampbok, price 6 kr., which may be obtained through Mr. 

 Lars Romell, Brahegatan 51, Stockholm, Sweden. 



"Minnesota Mushrooms," by Professor F. E. Clements, re- 

 cently published by the Geological and Natural History Survey of 

 Minnesota, is a handy and attractive volume of 170 pages, 124 

 figures, and 2 plates, designed for use in the high schools and 

 colleges of the state and distributed to them practically free of 

 charge. The author has not attempted to incorporate into this 

 work the advances made in classification during the last twenty 

 years, so pupils may readily refer from it to the works of Sac- 

 cardo, Peck, and others from which it is mainly compiled. 



The first number of "Phytopathology" the official organ of 

 the American Phytopathological Society, appeared in February, 

 191 1, and future numbers will appear regularly in alternate 

 months. As its name implies, this periodical is devoted primarily 

 to the publication of articles dealing with plant diseases, a subject 

 of immense importance and one which is receiving much attention 

 throughout the country. This number contains 38 pages and 5 

 plates, the first being a portrait of Anton De Bary, a distinguished 

 German phytopathologist of the latter half of the past century, 

 whose career forms the subject of the opening article. Succeed- 

 ing articles deal with clover rusts, crown gall, fig diseases, floret 

 sterility in wheat, blackleg of cabbage, fruit-spot of apple, and a 

 book review. Professor Jones and his associates are to be con- 



