122 Minnesota Algae 



190S; common in salt marshes. (Collins). Abundant in summer in shallow, 

 brackish pools, covering exposed algae and Z o s t e r a. Gloucester. (Davis). 

 Rhode Island. Pocasset, Neutakonkanut. (Bennett, Collins). Connecticut. 

 Stonington. (Farlow). On the granite masses composing the breakwater at 

 Stonington. (Bailey). Abundant in quiet brackish water, often forming felt- 

 like sheets. Bridgeport,- Cook's Point, Fresh Pond, June, July, September, 

 October. (Holden). In a brackish pool beside the Thames River. Norwich. 

 September 1892. (Setchell). New York. Shores of Long Island, Fort 

 Hamilton, Bay Ridge. Summer. (Pike). New Jersey. In pools of moist 

 earth subject to inundations from flowing tides; in ponds and pools in 

 salt water marshes, Perth Amboy, Absecon. (Wolle). Brackish ditches at 

 Hoboken. (Bailey). Common on marshes on floating eel-grass. Atlantic 

 City. (Morse). In salt marshes about Newark Bay. (Pike). In salt ditches. 

 Cape May. (Martindale). Pennsylvania. In small ponds. (Wolle). 



Minnesota. Gull Lake. July 1893. (Tilden). Iowa. In pond amid bladder- 

 wort. Eagle Grove. (Buchanan). Nebraska. In lakes and ponds in the 

 eastern part of the state; in mineral water, Lincoln, Franklin. (Saunders). 

 West Indies. Guadeloupe. (Maze). Near Bridgetown; Bay Estate, Bar- 

 bados. (Howard). In mats on stones. Kingston, Jamaica. April 1893. (Hum- 

 phrey). Port Antonio, Jamaica. July 1891. (Pease and Butler). Near Kings- 

 ton, Jamaica. (Duerden). Hawaii. In ditches between Honolulu and 

 Waikiki, Oahu. 1896-97. (Schauinsland). Forming a skin growing closely 

 attached to sand on rock. Laie Point, Koolauloa, Oahu. June 1900. (Til- 

 den). 



Forma limicola Gomont. 1. c. 149. De Toni. 1. c. 265. 



Collins, Holden and Setchell. Phyc. Bor.-Am. Fasc. 19. no. 903. 1902; 

 Fasc. 29. no. 1402. 1907. 



Plants living on damp soil, subject to inundation; plant mass pannose, 

 compact, somewhat thin; filaments densely crowded and strongly twisted. 



Massachusetts. Forming thin, black continuous sheets on the mud of 

 a salt marsh. Bay Shore, Eastham. August 1907. (Collins). Washington. 

 On mud in a salt marsh. Snakalum Point, Whidbey Island. (Gardner). 



Forma natans Gomont. 1. c. 149. De Toni. 1. c. 265. 



Tilden. Collection of Algae from the Hawaiian Islands. Haw. Almanac 

 and Annual for 1902. 112. 1901; American Algae. Cent. V. no. 489. 1901. 

 Collins, Holden and Setchell. Phyc. Bor.-Am. Fasc. 19. no. 904. 1902. 



Plant mass covered with water, at first attached to wet earth, later 

 floating; filaments long, moderately flexuous or somewhat straight, loosely 

 entangled. 



Washington. Floating among R u p p i a in a salt water pond. West 

 coast of Whidbey Island. June 1901. (Gardner). Hawaii. In dirty tangled 

 masses, floating in lagoon formed at mouth of river. Kealia River, Kauai. 

 July 1900. (Tilden). 



Forma symplocoides Gomont. Monogr. Oscill. 149. 1893. De Toni. 1. c. 

 5: 265. 1907- 



Collins, Holden and Setchell. Phyc. Bor.-Am. Fasc. 21. no. 1009. 1903. 



