PEEONOSPOEALES. 631 



Diploneis Campylodiscus (Grun.) Cleve. 

 Diploneis coffaeifdrmis (A. Schmidt) Cleve. 

 Diploneis Crabro Ehrenb. 

 Diploneis demta (A. Schmidt) Cleve. 

 Diploneis gemmatula (Grun.) Cleve. 

 Trachyndis AntUiarum Cleve. 

 Trachyn61s D6byi (Leud.) Cleve. 

 Navicnla approximilta Grev. 

 Navicula complanata Grun. 

 Navlcula cuspldata ambigua (Ehrenb.) Qeve 

 Navicula dlr^cta W. Smith. 

 Navlcula lrrora,ta Grev. 

 Navicula Scopulorum Br6b. 

 Navicula transfCtga Grun. 

 Gyrdslgma rectum (Donkin) Cleve. 

 Fleurosigma coiupS.ctum Grev. 

 Pleurosigma Weissfl6gii (Grun.) Cleve. 

 Auricula intermedia Cleve. 

 Auricula minuta Cleve. 

 Epithemia gibberula (Ehrenb.) Kiitz. 

 Nltzschla angularls W. Smith. 

 Nitzschia compr^ssa (Bailey) Boyer. 

 Nltzschla granuljtta Grun. 

 Nitzschia JelinSckll Grun. 

 Nitzschia panduriformls Greg. 

 Nitzschia vermicularls (Kiitz.) Hantzsch. 

 Surlrella fusiformis Leud. 

 Surirella incurvata A. Schmidt. 

 Surlrella manca Janisch. 

 Surirella mexicana A. Schmidt. 

 Campylodiscus angularls Greg. 

 Campylodiscus biangul^tus Grev. 

 Campylodiscus crebrecostatus Grev. 

 Campylodiscus Daemelianus Grun. 

 Campylodiscus Eccleslanus Grev. 

 Campylodiscus Ijltus Shadb. 

 Campylodiscus Umbatus BrSb. 

 Campylodiscus samoensls Grun. 

 Campylodiscus undulatus Grev. 

 Campylodiscus Wallichlanus Grev. 



CLASS 3. FUNGI. 



Contributed by Fred J. Seavee. 



Sub-class 1. PHYCOMYCETES. 

 Order 1. PEEONOSPOEALES. 



1. Albitgo Candida (Pers.) Kuntze, Eev. Gen. PI. 2: 658. 1891. 



Aecidmm candidum Pers. in Gmelin, Syst. Nat. 2: 1473. 1791. 



On Lepidium virginicum L., New Providence, Watling's Island : — widely dis- 

 tributed, probably occurring wherever the host plants are found. 



2. Albugo Ipomo6ae-pandura.nae (Schw.) Swing. Jour. Myc. 7: 112. 1892. 



Aecidmm Ipoinoeae-panduranae Schw. Schr. Nat. Ges. Leipzig 1 : 69. 1822. 



On Jacguemontia cayensis Britton, Inagua : — distribution similar to the pre- 

 ceding. 



