LITERATURE CITED 41 



* 



Raper, Kenneth B. : Growth and development of Dictyostelium discoideum with 



different bacterial associates, J. Agr. Research, 55(4):289-316. Figs. 1-4. 



1937. 

 Renn, Charles E.: Wasting disease of Zostera in American waters, Nature, 



134(3385) :416. FiV. 1. 1934. 

 : A Mycetozoan parasite of Zostera marina, ibid., 135(3414) :544-545. 



1935. 

 : The wasting disease of Zostera marina, Biol. Bull., 70(1):148-158. Figs. 



1-5. 1936. 

 RocHLiN, Emilia: Zur Frage der Widerstandsfahigkeit der Cruciferen gegen die 



Kohlhernie (Plasmodiophora brassicae Wor.), Phytopath. Z., 5(4) :381-406. 



Figs. 1-7. 1933. 

 SiNOTO, Y., AND A. Yuasa: Studies in the cytology of reproductive cells: I. On 



the planocytes in five forms of Myxomycetes, The Botanical Magazine 



(Tokyo), 48(574) :720-729. Figs. 1-19. 1934. 

 Skupienski, F. X.: Recherches sur le cycle ^volutif de certains Myxomycetes, 



83 pp. 2 pis. 2 figs. Paris, Imprimerie M. Flinikowski, 1920. 

 : Badania bio-cytologiczne nad Didymium difforme. Czesc pierwsza (Bio- 



cytological study of D. difforme. First part. Polish with French summary), 



Acta Sac. Botan. Polon., 5(3):255-336. 7 pis. (2 colored). IS figs. 1928. 

 Sparrow Jr., Frederick K.: Aquatic Phycomycetes, Exclusive of the Sapro- 



legniaceae and Pythium, xix + 785 pp. 634: figs. Ann Arbor, Univ. Michigan 



Press, 1943. 

 Valkanov, Alexander: Protistenstudien: 4. Die Natur und die systematische 



Stellung der Labyrinthuleen, Arch. Protistenk., 67:110-121. Figs. 1-10. 1929. 

 Webb, P. C. R.: Zoosporangia believed to be those of Plasmodiophora brassicae 



in the root hairs of non-cruciferous plants, Nature, 163(4146) :608. 1949. 

 VON Wettstein, Fritz: Das Vorkommen von Chitin und seine Verwertung als 



systematisch-phylogenetisches Merkmal im Pflanzenreich, Sitz. her. Akad. 



Wiss. Wien, Math, naturw. Klasse, Abt. I, 130(1) :3-20. 1921. 

 Wilson, Malcolm, and Elsie J. Cadman: The Ufe history and cytology of 



Reticularia Lycoperdon Bull., Trans. Roy. Soc. Edinburgh, 55:555-608. Pis. 



1-6. Figs. 1-4. 1928. 

 van Wisselingh, C: Mikrochemische Untersuchungen iiber die Zellwande der 



Fungi, Jahrb. wiss. Botan., 31(4):619-687. Pis. 17-18. 1898. 

 WoRONiN, M.: Plasmodiophora brassicae, Urheber der Kohlpflanzen-Hernie, 



Jahrb. wiss. Botan., 11:548-574. Pis. 29-34. 1878. 

 Young III, Edward Lorraine: Studies on Labyrinthula. The etiologic agent 



of the wasting disease of eel-grass. Am. J. Botany, 30(8) :586-593. Figs. 1-2. 



1943. 

 Yuasa, Akira: Studies in the cytology of reproductive cells :III. The genesis of 



the flagellum in the planocytes of Fuligo septica Gmelin, The Botanical 



Magazine (Tokyo), 49(584) :538-545. Figs. 1-27. 1935. 



