354 



Index 



Antheridium, 17. 



Antherozoids (or spermatozoids), 17. 

 Antlioceros, 325. 



Aphanizomenon Morren, 308, 311, 326, 

 328. 



Flos-aquas (L.) Ealfs, 328. 

 Aphanocapsa Nfig., 346, 351. 



Grevillei (Hass.) Rabenh., 351 (fig. 



165 A). 



Aphaiiocluete A. Br. ; Berth. ; Huber, 

 71, 72, 89, 182. 



globosa var. minor Haiisg. , 182. 



pilosiasiina Schmidle, 72. 



repens A. Br., 72. 

 Aphauothece Nfig., 13, 346, 347, 351. 



microscopica Niig., 347 (tig. 161 C). 



saxicola Nfig., 347. 

 Apiocystis Nag., 51, 239, 244. 



Brauriiana Nag., 244 (tig. 112). 

 Aplanogametes, 16. 

 Aplanospores, 15. 

 Aptogonum Ealfs, 177. 

 ArchegoniatsB, 30. 

 Archer, 1, 141, 142, 223. 

 Archiplast, 317. 



Archiplastidese, 309, 316, 317352. 

 Areschoug, 75. 

 Arisarum, 55. 



vulgare, 54. 



Arthrodesmus Ehrenb., 137, 144, 151, 

 169, 170. 



bitidus Breb. var. truncatus West, 

 170 (fig. 64 H J). 



convergens Ehrenb., 171. 



Incus (Breb.) Hass., 170 (fig. 64 

 A C), 171. 



Incus var. Ealfsii W. & G. S. West, 

 170 (fig. 64 D). 



Incus var. validus W. d: G. S. West, 

 170 (fig. 64 E). 



octocornis Ehrenb., 170 (fig. 64 



F aud G), 171. 

 Arthrodin Bafinesque, 159. 

 Arthrodieas, 148. 

 Arthrosiphon Kiitz., 323. 

 Arthrospira Stizenb., 315, 330, 332, 333, 

 336. 



Jenneri (Hass.) Stizenb., 336. 

 Asexual reproduction, 14, 15. 

 Askenasy, 210. 

 Asterionella Hass., 287. 



fonnosa Hass., 2*7 (fig. 133). 



gracillima Heib., 287. 

 Autocolouy, 25, 212. 

 Autospores, 14, 25, 212. 

 Auxospores, 268, 269. 

 Azolla, 4, 325. 



Bacilhiria (jnu'lin, 301, 302. 

 paradoxa Gmelin, 302. 



Bacillariese, 5, 6, 8, 11, 15, 16, 31, 32, 



260305. 



Bacteria, 3, 316, 332, 345. 

 Bangia, 36. 

 Bangiaceae, 35, 98. 



Batrachospermurn Roth, 18, 20, 36, 38, 

 39, 339. 



atrum (Dillw.) Harv., 38 



Boryanum, 35. 



niom'liforme Roth, 37 (fig. 1 A), 

 38, 342. 



vagum (Roth) Aq., 37 (fig. 1 B and 



C), 38. 



Beuecke, 264. 

 Bennett, 1. 



Bennett & Murray, 111, 125. 

 Berggren, 5. 

 Bessey, 148. 

 Beyerinck, 230. 

 Bichatia Turp. , 350. 

 Biddulphoidese, 273. 

 Binuclearia Wittr., 75, 80. 



tatraua Wittr., 80 (fig. 25), 81. 

 Blackmail, 2, 21, '22, 24, 27. 

 Blackmail & Tansley, 32, 33, 102, 188, 



248. 



Blasia, 4. 



Boergesen, 1, 99, 143. 

 Bohlin, 21, 2629, 32, 100, 108, 248, 



253, 254, 256. 

 Boldt, 143. 



Borge, 1, 12, 125, 147. 

 Bornet, 1. 

 Borzi, 2, 21, 28, 48, 78, 92, 182, 199, 



24*, 311, 314, 326, 339. 

 Botrydiaceffi, 29, 30, 249, 258, 259. 

 Botrydiua Breb., 247. 



vulgaris Breb., 247. 

 Botrydiopsis Borzi, 28, 29, 254. 

 Botrydium Wall, 12, 18, 28, 29, 51, 258. 



granulatum(L.) Grev., 259 (fig. 122). 

 Botryococcus Kiitz., 235, 237. 



Brauuii Kiitz., 237 (fig. 106), 242. 



calcareus West, 237. 



sudeticus Leiiini., 237, 242. 

 Boubier, 114. 



Brady pus (Three-toed Sloth), 55. 

 Brand, 93, 104, 106. 

 Brandt, 5, 311313. 

 Breaking of the Meres, 315, 341. 

 Brewer, 6, 307. 

 Bulbocha-te Ag., 5'2, 57, 58^ 65. 



gigantea Priniiah., 65. 



nana Wittr., 64 (tig. 15 C), 65. 



Nordstedtii Wittr., 64 (fig. 15 B). 



subintermedia A7/'r., 64 (tig. 15 A). 

 Bumilleria Borzi, 29,' 253, 258. 



pumila W. <(' G. S. West, 257 



(tig. 121 J), 258. 

 Biitschli, 266. 



