830 THE AMERICAN NATURALIST. [VoL. XXXVI. 
Dr. Holm has an article on the grass genus Arctophila Rupr. in 
the Ottawa Naturalist for June. Three new species are described. 
An analytical key to the ferns of the northeastern states, based on 
stipe characters, by C. E. Waters, is printed in the Johns Hopkins 
University Circular for June. 
A lecture on the past, present, and future of vegetable pathology, 
by Dr. G. Mottareale, is reprinted from Z/a//a Orticola for March 
to May. 
In Education for February, Dr. Harshberger discusses the question 
as to what part of the varied things comprised in * botany " is of 
most worth. 
In Popular Science News for June, G. W. Browning has an illus- 
trated article on insect-catching plants, other than those that are 
carnivorous. 
Spindle formation in Agave is the title of a cytological paper by 
Osterhout, published as No. 8 of the current volume of Proceedings of 
the California Academy of Sciences. 
An interesting note on the formation of hair masses in the stomachs 
of goats that have fed on the fruits of the sweetbrier rose is published 
by Sir William Thiselton-Dyer in ature for May 8. 
A study of galls and the insects producing them, by M. T. Cook, 
appears in No. 7 of the Okio Naturalist, and is separately printed as 
a bulletin of the University of Ohio. 
Professor Brewer has distributed separates of an article on the 
relation of forestry to public health, from the Proceedings of the 
Twenty-Ninth Meeting of the American Public Health Association. 
The decorative possibilities of some native climbers are shown by 
Professor Nelson in Bulletin No. 50 of the Wyoming Experiment 
Station. 
The Revue horticole for June 1 contains an illustrated article on 
the botanic garden of St. Pierre before its destruction by the eruption 
of Mont Pelée. 
An account of the botanico-geographic regions of North America, 
as exemplified in the new botanical garden at Dahlem-Steglitz, is 
given by Professor Engler in Appendix IX of the otisblatt des 
K. Botanischen Gartens und Museums zu Berlin, dated May 15, 1902- 
Several new or little known Southern California plants form the 
subject of a note by LeRoy Abrams in No. 6 of the current volume 
of the Bulletin of the Southern California Academy of Sciences. 
