CLASSIFIED CATALOG OF ILLINOIS ALGAE 125 



Lake, Everett — small pond about 1 mile S., Apr. 15, 1938, #71. 

 Transeau: Lawrence, Lawrenceville — gravel pit (Apr.): Pink- 

 staff — bayou of Bee Branch Creek, and pond (Apr.). Richland, 

 Calhoun — pond (Apr.). 



S. INSIGNIS (Hass.) Kuetz. Collins, loc. cit., p. 117 (1909). 



Transeau: Clark, Casey — pond (Apr., May). Coles, Ashmore — 

 ponds (Apr.). 



S. IRREGULARIS Naeg. Collins, Tufts Coll. Stud. 4(7): 18 (1918). 



Transeau 1916, p. 124; Collins 1918, p. 18: Coles, Charleston- 

 ponds (June-Sept.). Douglas, Arthur — pond (July). 



S. jUERGENSii Kuetz. Collins, Tufts Coll. Stud. 2(3): 108 (1909). 

 Transeau 1913B, p. 76; 1915, p. 23: Clark, Casey— ponds (Apr., 

 May); Westfield— ditch (June). Coles, Ashmore, Charleston — 

 ponds and small streams (Apr.-June). Johnson «& Atwell 1890, 

 p. 20: Cook — prairie ditches (Mar.). Transeau: Cumberland, 

 Greenup — pond (May), Embarrass River 5 miles N. of (Sept.). 

 Douglas, Arthur — ponds (May). Lawrence, Lawrenceville^ — 

 Beaver Ditch (Aug.); Pinkstaff— bayou of Bee Branch Creek 

 (Mar., Nov.). Montgomery, Coffeen — lake and pond (June). 



S. jUGALis (Dillwn.) Kuetz. Collins, loc. cit., p. HI (1909). 



Transeau 1913B, p. 76: Coles, Charleston^ — pond (May); 

 Wrightsville — small pond (Nov.). 



S. LAGERHEiMii Wittr. Collins, Tufts Coll. Stud. 4(7): 13 (1918). 



Transeau 1915, p. 24; Collins 1918, p. 13: Clark, Casey^ — pond 3 

 miles N. of (Apr.); Westfield — artesian pond (Apr.). Coles, 

 Lerna — pond (May). Cumberland, Bradbury — pool (Apr.). 



S. LONGATA (Vauch.) Kuetz. Collins, Tufts Coll. Stud. 2(3): 107 



(1909). 



Transeau 1913B, p. 76: Champaign, Urbana — pond E. of (Apr.). 

 Clark, Casey — pond (Apr.); Westfield — artesian pond (Apr.). 

 Coles, Ashmore, Charleston^ — ponds and small streams (Mar.- 

 June, Sept.). Johnson & Atwell 1890, p. 20: Cook, Woodlawn; 

 "Big Ditch" (Mar.-June). Transeau: Cumberland, Greenup, 

 Jewett — ponds and ditches (Apr., May). Edgar, Paris — reservoir 

 lake (Mar., Apr.). Lawrence, Lawrenceville — ditch (May). 



S. MAjuscuLA (Kuetz.) Czurda. Pascher, Suesswass.-fl. Mitteleur. 9: 



204. f. 220 (1932). 



Spirogyra orthospira Naeg. 



Collins 1912, p. 72; Transeau 1913B, p. 77: Coles,Charleston, 

 Lerna — ponds, pools, ditches and small streams (Apr.-July, 

 Nov.). Johnson & Atwell 1890, p. 20, as 6". orthospira: Cook, 

 Woodlawn — (June). Transeau: Cumberland, Greenup— ditch 

 (Nov.). Douglas, Areola, Arthur — ponds and pools (May). 

 Effingham, Eflfingham^pond and pool (May). Montgomery, 



