I30 MYCOLOGY 



Fraser, H. C. J. AND Welsfoed, E. T.: Further Contributions to the Cytology of 

 the Ascomycctes. Annals of Botany, xxii (1908). 



GuiLLERMOND, A. : La quest, d.l. sex chez. 1. Asc. et les. rec. trav. Rev. gen. de 

 Bot., XX (1908): Recherches Cytologique Taxonomique sur les Endomycetes. 

 Rev. gen. de Bot., 21: 353-39; 401-419 (1909) and a number of papers on the 

 same subject in vol. 20. 



Harper, Robert A.: Die Entwicklung der Peritheciums bei Sphserotheca Cast- 

 agnei, Ber. d. Deutsch. Bot. GeseUsch., 13: 475-1895; Kemtheilung und 

 freie Zellbildung in Ascus Jahrb. f. wiss. Bot., 30: 249-284, 1897; Cell Division 

 in Sporangia and Asci. Annals of Botany, 13: 467-524, 1899; Sexual Repro- 

 duction in Pyronema confluens and the Morphology of the Ascocarp. Annals 

 of Botany, 14: 321-400, 1900. 



MoTTiER, David M.: Fecundation in Plants. Publ. 51, Carnegie Institution of 

 Washington, 1904. 



Sands, M. C. : Nuclear Structure and Spore Formation in Microsphaera alni. 

 Trans. Wise. Acad. Sci., 15; 733-752; Botanical Gazette, 46:79. 



Ward, H. Marshall:: Fungi, Encyclopedia Britannica, nth Edition. 



Wettstein, Richard R.V.: Handbuch der systematischen Botanik, 191 1: 169-172 



