182 THE LOWER FUNGI— PHYCOMYCETES 



Davis, B. M., Oogenesis in Saprolegnia. Bokin. Gaz., 35 : 233-249, 320-349, 

 pi. 9-10, 1903. (Same paper published with title "Oogenesis and 

 sporogenesis in Saprolegnia," in Dicennial Publ. Univ. of Chicago 

 (Istser.), 10: 225-257, pi. 15-10, 1903.) 



Drechsler, Chas., Two water molds causing tomato rootlet injury. Jour. 

 Agr. Res., 34: 287-296, 1927. 



, The occurrence of Aphanomyces cochlioides n. sp. on sugar beets in 



the United States. (Abst.) Phytopathology, 18 : 149, 1928. 



The beet water mold and several other related root parasite.-?. 



Jour. Agric. Res., 38: 309-361, 17 fig., 1929. 

 Emoto, Y., Ueber die Enzyme einiger Saprolegnieen. Botan. Mag. Tokyo, 



37: 13-29, pi. 1, 1923. 

 Fischer, Alf., Saprolegnieae. Die Pilze Deutschlands, Oeslerreich, und 



der Schweiz (Rabenhorst's Kryptogamen-Flora), 1^: 310-378, fig. 



50-61, 1892. 

 Fritsch, K., Der Ciattungsname Naegelia. Oeslerreich Botan. Zeitschr., 42: 



333, 1892. 

 , Nomenclatorische Bemerkungcn. Oeslerreich Botan. Zeitschr., 43: 



420, 1893. 

 Guilliermond, Alex., Nouvelles observations cytologiques sur les Sapro- 



legniacees. La Cellule, 32 : 429-454, col. pi. I-III, 1922. 

 Haenseler, C. M., Studies on the root rot of peas (Pisum sativum) caused 



by Aphanomyces euteiches Drechsler. New Jersey Agr. Exp. Sta. Ann. 



RepL, 46: 467-484, 1926. 

 Hartog, M., The cytology of Saprolegnia. Ann. Botany, 10: 98-100, 1896. 

 ^ The alleged fertilization in the Saprolegnieae. Ann. Botany, 13: 



447-459, 1899. 

 Harvey, J. V., A study of the water molds and Pythiums occurring in the 



soils of Chapel Hill. Jour. Elisha Mitchell Set. Soc, 41: 151-164, pi. 



12-19, 1925. 

 , Brevilegnia diclina n. sp. Jour. Elisha Mitchell Sci. Soc, 42: 243- 



246, pi. U-45, 1927. 

 -, A survey of water molds occurring in the soils of Wisconsin as studied 



during the summer of 1926. Trans. Wise. Acad. Sci., 23: 551-565, 



pi. 4-7, 1928. 

 Humphrey, J. E., The Saprolegniaceae of the United States, with notes on 



other species. Trans. Arner. Phil. Soc, 17 : 63-148, pi. 1^-20, 1893. 

 Jones, F. R. and Chas. Drechsler, Root rot of peas in the United States 



caused by Aphanomyces euteiches n. sp. Jour. Agr. Res., 30 : 293-326, 



1925. 

 Kanouse, Bessie B., On the distribution of the water molds, with notes on 



the occurrence in Michigan of members of the Leptomitaceae and 



Blastocladiaceae. Papers Michigan Acad. Sci., 5 : 105-114, 1925. 

 , A monographic study of special groups of the water molds I. Blasto- 

 cladiaceae II. Leptomitaceae and Pythiomorphaceae. Amer. Jour. 



Botany, 14: 287-306, 335-357, pi. 32-34, 48, 1927. 

 Kasanowsky, v., Aphanomyces laevis de Bary— I. Entwicklung der Sexual- 



organe und Befruchtung. Ber. Deut. Bot. Gesell, 29: 210-228, pi. 10, 



1911. 



