Smith—Algae Found in Wisconsin Lakes. 
541 
Anabaena affinis LEMMERMANN, in Abh. Nat. Ver. 
Bremen, 14 (1897) p. 261, t. 1, figs. 12-13, 16-17. 
Plankton; Lost, Pardee and North Turtle Lakes. 
Anabaena oscillardioides BORY DE ST. VINCENT, 
in Diet. Classique d’Hist. Nat. i, (1822) p. 308. Tilden, 
Minnesota Algae, 1 (1910) p. 193, t. 9, fig. 20. 
Along shore; Franklin, Lee and Pardee Lakes. 
Anabaena spiroides var. crassa LEMMERMANN, in 
Bot. Cent. 76 (1898) p. 155. Lemmermann, Algen 1 (1907) 
in Kryptogamenflora der Mark Brandenburg, 3 , p. 188, 
p. 159, figs. 15-16. 
Plankton; Kegonsa, Monona and Big St. Germain Lakes. 
Anabaena inaequalis (KUTZING) BORNET ET 
FLAHAULT, in Ann. Sci. Nat. 7 Ser. Bot. 7 (1888) p. 231. 
G. S. West, Brit. Freshw. Algae, (1904) p. 328, figs. 150A- 
150D. Sphaerozyga inaequalis Kiitzing, Phycol. Gener. 
(1843) p. 211. 
Along shore; Lake Kegonsa. 
Anabaena macrospora var. robusta LEMMER¬ 
MANN, in Bot. Cent. 76 (1898) p. 154. 
Plankton; Squirrel Lake. 
Anabaena Bornetiana COLLINS, in Erythea, 4 (1896) 
p. 120. 
Plankton; George Lake. 
Genus APHANIZOMENON Morren 1838. 
Aphanizomenon flos-aquae (L) RALFS, in Ann. and 
Mag. of Nat. Hist. 5 (1850) p. 340, t. 9, fig. 6. Byssus flos- 
aquae Linnaeus, Species Plantar. (1753) No. 1168. 
Plankton; Birch, Cranberry, Found, Kawaguesaga, Ke¬ 
gonsa, La Belle, Lost, Mendota, Monona, Mud (Vilas Co.), 
Oconomowoc, Okauchee, Pardee, Pewaukee, Plum, Squirrel, 
Turtle (South), Waubesa and Winnebago Lakes. 
Family SCYTONEMACEAE 
Genus SCYTONEMA C. A. Agardh 1824. 
Scytonema Arcangelii BORNET ET FLAHAULT, in 
Ann. Sci. Nat. 7 Ser. Bot. 5 (1887) p. 92. 
Along shore; Speese Lake. 
