180 ■ 



pressed by Professor Setchell in 1899 In distributing mature 

 specimens of Erythrophyllum in the Phycotheca Boreali-America. 

 It appears that E. delesserioides J. Ag. (1871) was based upon a 

 fragment of a young sterile plant, while the later Polyneura 

 calif ornica J. Ag. (1899) was described from older, mostly fertile, 

 representatives of the same species. Marshall A. Howe. 



NEWS ITEMS 



Professor W. Johannsen of the University of Copenhagen is to 

 give in October and November a course of lectures and seminar 

 conferences on "Modern Conceptions of Heredity," at Columbia 

 University. These will be under the joint auspices of the de- 

 partments of botany and zoology, and will consist of four public 

 lectures on October 13, 20, 27, and November 3. Eight seminars 

 of a more technical nature will be open to a limited group of 

 investigators. The latter will be more fully announced later. 



Dr. F. J. Collins has resigned as assistant professor of botany 

 at Brown University to accept a position in the Bureau of 

 Plant Industry as forest pathologist. 



Miss Jean Broadhurst of Teachers College, and manager of 

 the department " Of Interest to Teachers " in Torreya, is spend- 

 ing the summer in England. Dr. Philip Dowell, editor of the 

 Bulletin, is at the United States National Herbarium. 



At the New York Botanical Garden the following lectures will 

 complete the summer course: August 12, "The Paris Botanical 

 Garden," by W. A. Murrill; August 19, " A Visit to the Panama 

 Canal Zone," by M. A. Howe; August 26, " Evergreens: Their 

 Uses in the Landscape," by G. V. Nash. 



The Brooklyn Institute Museum herbarium has recently un- 

 earthed from storage several thousand sheets of material dating 

 all the way from 18 18 to 1876. These specimens are now 

 mounted and will soon be incorporated in the regular series of 

 the herbarium. It is worthy of note that some of this was col- 

 lected by Torrey, Cooper, and L. C. Beck. 



Dr. N. L. Britton, director of the New York Botanical Garden, 

 sailed for Europe on August 9, to continue studies on the West 

 Indian flora. 



