ABSTRACTS OF- PUBLICATIONS OF THE UNITED STATES DEPARTMENT OF AGRI- 

 CULTURE. 



DIVISION OF BOTAinr. 



Contributions from the United States ITational Herba- 

 rium, No. 3 (pp. 63-90). — This includes a paper by G. Yasey and J. 

 N. Eose, containing a list (with descriptive notes) of plants collected by 

 Dr. Edward Palmer, in 1890, in Lower California and Western Mexico, 

 at La Paz, San Pedro (Martin Island), Eaza Island, Santa Eosalia, 

 Santa Agueda, and Guaymas. 



DIVISION OF ENTOMOLOGY. 



Insect Life, Vol. Ill, No. 3, November, 1890 (pp. 89-129).— The 

 principal articles in this number are those on some new iceryas {Icerya 

 rosce, Eiley and Howard ; I. cegyptiacum, Douglas ; I. montserratensis, 

 Eiley and Howard; and I. palmeri, Eiley and Howard), with illustra- 

 tions ; teaching entomology, by A. J. Cook (the president's address to 

 the Entomological Club of the American Association for the Advance- 

 ment of Science, at Indianapolis, Indiana, August 20, 1890) ; army- 

 woi*ln notes, by F. M. Webster ; an experience with rose-bugs, by J. B. 

 Smith ; note on the period of development in Mallophaga, by H. 

 Osboru ; the cypress-twig horer {Argyresthia cupressella, Wlsm.), by D. 

 W. Coquillett ; notes on the genus Argyresthia, Hb., with descriptions 

 of new species [Argyresthia cupressella^ A. freyella^ and A. pUcipunctella), 

 by Lord Walsingham. 



DIVISION OF VEGETABLE PATHOLOGY 



Journal of Mycology, Vol. VI, No. 2 (pp. 45-87, illustrated). — 

 This number includes the following articles : A new hollyhock disease 

 {Colletotrichium althcece, n. s.), by E. A. South worth; description of a 

 new knapsack sprayer, by B. T. Galloway ; recent investigations of smut 

 fungi and smut diseases (continued), by Dr. Oskar Brefeld ; prelimi- 

 nary notes on a new and destructive oat disea,se, by B. T. Galloway and 

 E. A. South worth ; copper soda and copper gypsum as remedies for 

 grape mildew, by J. Nessler (translated by G. McCarthy); note on a 

 Minnesota species of Isaria and uttendunt Pachyhasium, by C. Mac Mil- 

 Ian ; a few new fungi, by J. B. Ellis and S. M. Tracy ; combating the 

 potato blight, by J. H. Bliuzli (translated by G. McCarthy) ; Mucronop- 

 orus a7idersoni,ii. s.,hy J. B.Ellis and B. M. Everhart; and index 

 to North American mycological literature (continued), by D. G. Fair- 

 child. 



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