THE FERN'S PLACE IX XATURE. 57 



BREFELD (O.). Untersuchungen aus dern Gesammtgebiete 

 der Mykologie. Hefte vn, vin. ix, x (1888-1891). The most 

 elaborate morphological work on the subject. 



For the systematic study of the Fungi no single work is avail- 

 able for American students. The scattered literature is very 

 abundant, and the more available portions are classified below. 

 Among the European manuals the following is the most ex- 

 tensive and useful : 



WINTER (G.) etal. Die Pilze, in Rabenhorst : Kryptogamen- 

 flora von Deiitschland, Oesterreich und der Schiveiz. Three 

 volumes are completed and the fourth is nearly so. 



Myxomycetes. 



McBRlDE (T. H.). The Myxomycetes of eastern Iowa. 

 Bull. Lab. Nat. Hist. State Univ., II, 99-162 (1892). 



COOKE (M. C). Myxomycetes of Great Britain. (1877.) 



The Myxomycetes of the United States. Annals X. Y. 

 Lyceum Nat. Hist., XI, 378-409 (1877). An incomplete but 

 serviceable list. 



BERLESE (A. N.). Myxomyceteae, in Saccardo : Sylloge- 

 Fungorum, VII, 323-450; X, 83-99. 



MASSEE (Geo.). A Monograph of the Myxogastres. (1892.) 

 To be used with caution ; cf. criticisms in Bulletin Torrey Bot. 

 Club, XX, 73-82 (1893). 



Schizomycetes. 



GROVE (W. B.). A Synopsis of the Bacteria and Yeast 

 Fungi. I2mo. (1884.) 



SACCARDO (P. A.). Sylloge Fungorum, vm, 923-1087. 



THAXTER (Roland). On the Myxobacteriaceae, a new 

 order of Schizomycetes. Bot. Gazette, xvu, 389-406 (1892) ; 

 xvni, 29, 30(1893). 



Phycomycetes. 



FISCHER (A.). Phycomycetes, in Winter: Die Pilze. 

 Deutschlands, Oesterreichs und der Schweiz (1892). 



FARLOW (W. G.). Enumeration of the Peronosporeae ol 

 the United States. Bot. Gazette, VIII, 305-315, 327-337 (1883) ; 

 Additions, ix, 37-40 (1884). 



