CLASSIFIED CATALOG OF ILLINOIS ALGAE 81 



S. LUBRicuM var. varians (Haz.) Coll. Collins, loc. cit. (1909). 



Transeau 1913B, p. 87; 1913C, p. 32; 1916, p. 124: Clark, Casey 

 — pond and swampy stream (Apr.); Westfield — brook \\ miles 

 W. of (June); artesian pond (Apr.). Coles, Charleston — small 

 streams, pools, draintile and ditches (Jan.-May, Oct., Nov.). 



S. NANUM (Dillw.) Kuetz. Collins, loc. cit., p. 300 (1909). 



Transeau 1913B, p. 87: Coles, Ashmore — Polecat Creek cut-off 

 (Apr.). 



S. STAGNATILE (Hazen) Coll. Collins, loc. cit., p. 301 (1909). 



Solheim & Penfound 1928, p. 87: Champaign, Urbana — small 

 stream N. of, (Mar., Apr., Nov.). Transeau 1913B, p. 87: Coles, 

 Charleston — small stream, ditches and pools (Mar.). Britton: 

 Cook, Morton Grove — small reservoir at greenhouse, May 10, 

 1938, #42. Transeau: Douglas, Areola — stockyards (May). Ef- 

 fingham — small stream (Dec). 



S. SUBSECUNDUM Kuetz. Collins, loc. cit. (1909). 



Solheim & Penfound 1928, p. 87: Champaign, Urbana — small 

 stream N. of (May). Britton 1940, p. 71: Cook, Glenview — 

 intermittent pond in swamp about 1^ miles W. Apr. 7, 1938, 

 #228. 



S. TENUE (Ag.) Kuetz. Collins, loc. cit., p. 300 (1909). 



Forbes & Richardson 1913, pp. 500, 502, 503, 506, 513, 520, 528, 

 531, 535: Bureau, Springvalley — Illinois River (Oct.). Transeau 

 1913B, p. 87: Clark, Casey — ditch (Apr.). Coles, Charleston^ 

 pond (Apr.); campus creek and other small streams (Mar.). 

 Johnson & Atwell 1890, p. 19: Cook, Woodlawn— (Mar.). 

 Forbes & Richardson, loc. cit.: Grundy, Dresden Heights — Des 

 Plaines River (Aug., Sept.); Morris — Illinois River (July). La 

 Salle, Marseilles — Illinois River (July-Oct.). Marshall, Henry — 

 Illinois River. Peoria, Chillicothe — Illinois River. Putnam, 

 Hennepin — Illinois River. Will, Lockport — Sanitary Canal, Des 

 Plaines River (Sept.). 



Family: PROTOCOCCACEAE 



PROTOCOCCUS Agardh, 1824 



P. viRiDis Ag. Smith, Freshw. Alg. U. S., p. 407. f. 277 (1933). 

 Johnson & Atwell 1890, p. 19: Cook, Evanston — (all months). 



Family: COLEOCHAETACEAE 



COLEOCHAETE de Brebisson, 1844 



C. IRREGULARIS Pringsh. Collins, Tufts Coll. Stud. 2(3): 313 (1909). 

 Transeau 1913B, p. 88: Clark, Casey — pond (Sept.). Coles, 

 Charleston — ponds (May, Nov., Dec). Wesley 1928, p. 2: 

 Cook, Chicago — lagoon in Washington Park. 



