32 Minnesota Algae 



3. 1897. Saunders. The Aigae. Harriman Alaska Expedition. Proc. 

 Wash. Acad. Sci. 3:397. 1901. Setchell and Gardner. Algae of North- 

 western America. Univ. Calif. Pub. Bot. 1:180. 1903. Collins. Algae of 

 the Flvime. Rhodora. 6: 230. 1904. 



Plant mass amorphous, irregularly lobed, gelatinous-mucous, soft, hya- 

 line, pale yellowish-green or olive; sheaths colorless, usually entirely dis- 

 solved; cells 2-3 mic. in diameter, 4-9 mic. in length, oblong, single or in 

 pairs; cell contents pale blue. 



Greenland. Umanak. (Vanhoffen.). Alaska. Forming with C h r o o- 



coccus turgidus, a slimy coating on a perpendicular cliff, over which 

 water was trickling. Juneau. (Saunders). New Hampshire. (Collins). 



77. Aphanothece naegelii Wartmann in Rabenhorst. Fl. Eur. Algar. 2: 65. 



1865. De Toni. Syll. Algar. 5: 77. 1907. 

 Tilden. Collection of Algae from the Hawaiian Islands. Haw. Alma- 

 nac and Annual for 1902. 113. 1901; American Algae. Cent. V. no. 497. 1901; 

 Algae Collecting in the Hawaiian Islands. Postelsia: The Year Book of 

 the Minnesota Seaside Station. 1:153. 1902. 



Plate II. fig. 14. 



Plant mass gelatinous, yellowish-brown or olive, adhering to paper 

 when dried; sheaths diffluent; cells 4-4.5 mic. in diameter, 6.5-8 mic. in 

 length, oblong or oval, almost spherical after division, irregularly scattered, 

 rather densely crowded; cell contents pale blue-green. 



Hawaii. Forming soft, olive-brown lumps on sides of damp cliff among 

 mosses and liverworts. Elevation 350 feet. Kaliawaa Falls. Makao, Koolau- 

 loa, Oahu. June 1900. (Tilden). 



78. Aphanothece stagnina (Sprengel) A. Braun in Rabenhorst. Fl. Eur. 



Algar. 2:66. 1865. De Toni. Syll. Algar. 5:76. 1907. 

 Setchell and Gardner. Algae of Northwestern America. Univ. Calif. 

 Pub. Bot. i: 180. 1903. Collins, Holden and Setchell. Phyc. Bor.-Am. 

 Ease. 27. no. 1302. 1906. 



Plate II. fig. 15. 



Plant mass .5-2 cm. in diameter, gelatinous, oblong, elliptical or nearly 

 globose, hyaline, pale blue-green; cells 3-5 mic. in diameter, 5-8 mic. in 

 length, oblong-oval; cell contents pale blue-green. 



Alaska. (Farlow). Michigan. Forming firm, light green, spherical 

 or tuberculate floating masses. Walnut Lake, Oakland County. May 1906. 

 (Hankinson). 



79. Aphanothece prasina A. Braun in Rabenhorst. Fl. Eur. Algar. 2:65. 



1865. De Toni. Syll. Algar. 5:78. 1907. 

 Wolle. Fresh-Water Algae U. S. 325. pi. 210. f. 9, 10. 1887. Collins. 

 Algae of Middlesex County. 16. 1888. Wolle and Martindale. Algae. 

 Britton's Catalogue of Plants found in New Jersey. Geol. Surv. N. J. 2:610. 

 1889. Collins, Holden and Setchell. Phyc. Bor.-Am. Ease. 6. no. 251. 

 1897. Tilden. Collection of Algae from the Hawaiian Islands. Haw. 



