650 F""gi- 



Peck, C. K., New Species of Fungi. (Bullettin of the Torrey 

 Botanical Club. XXIX. 1902. p. 69.) 



Descriptions of the following species are given: 



Tricholoma niveipes, Hygrophoms palUdns, Hygrophoriis pusilhis, 

 Hygrophoriis paludosus , Russula piilvernlenta , Rnssula ventricosipes, 

 Cantharelhis pulchrifolius, Marasmius tomentosipes, Lentinns Americciniis, 

 Entoloma nigricans, Locellina Starnesii, Agnricns Sterlingii, Ciavaria 

 grandis. von Schrank. 



Selby, A. D., The Prevention of Onion Smut. (Bulletin 

 No. 131. Ohio Agricultural Experiment Station. 1902.) 



The author describes methods for using formalin and quicklime for 

 cömbatting onion smut (see also Bull. No. 122 of this Station. 



von Schrenk. 



Selby, A. D. and Hicks. J. F., Sprayin g for Grape Rot. 

 (Bull. No. 130. Ohio Agricultural Experiment Station. 1902.) 

 An account of experiments during 1901 for the prevention of grape 

 rot with details as to cost and methods. von Schrenk. 



Rolfs, P. H., Root knot affecting pineappieplants. 



(Florida Agriculturist. XXIX. 1902. p. 4.) 



A brief note describing nematodes as the cause of rootknot of pine- 

 apples. von Schrenk. 



Williams, E. M., Fairy Rings. (Plant World. IV. 1902. 



p. 206.) 



A Short note an the fungi causing fairy rings. 



von Schrenk. 



Blair, J. C, Field Work with Bitter Rot during 1901. 



(Illinois Agricultural Experiment Station circular No. 43. 



1902.) 



An account of field experiments made to control the bitter rot 

 disease of apples caused by Gloeosporium fructigenum. von Schrenk. 



O'Brien, Abigail A., Notes an the comparative Resi- 

 stance to high Temperatures of the Spores and 

 Mycelium of some Fungi. (Bulletin Torrey Botanical 

 Club. XXIX. 1902. p. 170.) 



A brief discussion of the resistance of mycelia and spores of 

 Aspergillus flavus, Botrytis vulgaris, Rhizopus nigricans, Sterigmato- 

 cystis nigra and Peniclllinm glaucuni to temperatures varying from 

 45"— 65" C for from 5—6 minutes. The result^ are given in tabular from, 

 and the general conclusion is made that the conidium is no more 

 resistant to moist heat than the mycelium. von Schrenk. 



Schrenk, Hermann von, On the Teaching of Vegetable 



Pathology. (Bulletin of the Torrey Botanical Club. 1902. 



XXIX. p. 57.) 



An address in which suggestions for teaching plant pathology in 

 Universities are given, emphasizing the study of the living plant con- 

 sidered as a patient, as distinguished from the disease causing factors. 



von Schrenk (St. Louis). 



