364 



Index 



Murray (J.), 42. 



Myriophyllum, 4, 340. 



Myxonema Fries, 19, 67, 84, 85, 86, 89. 



amcenum (Kiitz.) Hazen, 86. 



tenue (Ag.) Eabenh., 86 (fig. 28). 

 Myxophyceae, 3, 4, 6, 8, 11, 12, 15, 17, 



19, 32, 246, 306352. 

 Myxophycin, 308. 



Nadson, 311, 317. 

 Nageli, 19, 72, 209, 220, 265. 

 Nannandrium, 61. 

 Nardia emarginata, 4. 

 Navicula Bory, 262, 263 (transv. sect., 

 fig. 124), 264, 266, 267, 291, 

 292, 293. 

 alpina (W. Sm.) Ralfo, 293 (fig. 



136 A), 294. 



Amphisbasna Bory, 269 (fig. 125 C). 

 crassinervia Breb., 294. 

 cuspidata Kiltz., 263, 294. 

 exilis Grun., 294. 

 gallica (W. Sm.) V. H., 294. 

 lata Breb., 294. 

 limosa Kiitz., 269 (fig. 125 A), 

 major Kiitz., 261 (fig. 123 B), 266, 



294. 



nobilis Ehrenb., 263, 266, 294. 

 nobilis var. Dactylus (Ehrenb.) V. 



H., 261 (fig. 123 A), 

 perpusilla Grun., 294. 

 rhomboides Ehrenb., 294. 

 serians (Breb.) Kiitz., 293 (fig. 



136 D). 



sphserophora Kiitz., 293 (fig. 1360). 

 viridis Kiitz., 263, 266, 269 (fig. 

 125 D), 293 (fig. 136 B), 294, 

 295 (fipr. 137 D and E). 

 Naviculaceos, 279, 291 297. 

 Naviculoideffi, 279, 280, 291 301. 

 Nemalionacese, 35, 36. 

 Nenia (Clausilia), 55. 

 Nephrocytium Nag., 25, 226, 228. 

 Agardhianum Nag., 228. 

 ecdysiscepanum W. & G. S. West, 



228 (fig. 98 B). 



lunatum West, 228 (fig. 98 C E). 

 Nagelii Grun., 228. 

 obesum W. <& G. S. West, 228 (fig. 

 98 A). 



Netrium (Nag.) , 144, 148, 149, 156. 



Digitus (Ehrenb.) Itzigsh. & Eothe, 



155 (fig. 54 K), 156. 

 interruptum (Breb.) Liitkem., 156. 

 oblongum (De Bary) Liitkem., 156. 

 Nitzschia Hass., 283, 301, 302. 

 acicularis W. Sm., 302. 

 communis Eabenh., 302. 

 constricta (Kiitz.) Pritch., 302 (fig. 

 143 A and B). 



Nitzschia hyalina Provasck, 264. 



leucosigma Benecke, 264. 



linearis (Ag.) W. Sm., 302. 



Palea (Kiitz.) W. Sm., 264, 302. 



putrida Benecke, 264. 



sigmoidea (Ehrenb.) W. Sm., 300, 

 302 (fig. 143 C and D). 



sinuata (W. Sm.) Grun., 302. 



Tania W. Sm., 279. 

 Nitzschiaceae, 301 303. 

 Nitzschiella Eabenh., 302. 

 Nitzschiodeae, 280, 301303. 

 Nodularia Mertens, 326, 328. 



sphaerocarpa Born. & Flah., 328 

 (fig. 150 H), 329. 



spumigenia Mertens, 329. 

 Nordhausen, 104. 

 Nordstedt, 1, 28, 124, 143, 159, 182, 



222. 



Nordstedtia Borzi, 182. 

 Nostoc Vauch., 4, 308, 311, 313, 314, 

 325, 326, 327. 



cceruleum Lyngbye, 326 (fig. 149 C), 

 327. 



commune Vauch., 313, 327. 



humifusum Carm., 327. 



Linckia Borzi, 326 (fig. 149 A and 

 B). 



macrosporum Menegh., 327. 



microscopicum Carm., 313. 



muscorum Ag., 327. 



piscinale Kiitz., 327. 



puncti forme, 311. 



sphsericum Vauch., 327. 



verrucosum Vauch., 327. 

 Nostocaceffi, 312, 313, 318, 319, 322, 



324329. 

 Notommata parasitica, 196. 



Werneckii, 113. 

 Nuphar, 4. 

 Nynaphaea, 4. 



Occurrence of Freshwater Algaa, 3 7. 

 Odontidium Kiitz., 285. 

 (Edogoniacese, 7, 14, 17, 27, 30, 52, 



5765. 

 (Edogoniales, 16, 30, 32, 33, 50, 55, 



5765. 



(Edogonium Link, 12, 15, 17, 52, 54, 

 55, 5759, 63, 65, 72, 256, 

 343. 



acrosporum De Bary, 65. 

 Ahlstrandii Wittr., 60 (fig. 12 D). 

 Borisianum (Le Cl.) Wittr., 65. 

 Boscii (Le Cl.) Wittr., 59 (fig. 



11 A). 

 ciliatum (Hass.) Pringsh., 62 (fig. 



14 C). 



cyathigerum Wittr., 62 (fig. 14 B). 

 giganteum Kiitz., 64. 



