INDEX. 



ANABiEIIA, 37 



flos-aquae, Ktz., 38 



gelatiiiosa, Wood, 38 



gigantea, Wood, 38 

 Androgyuiii, 198 



eohinata, Wood, 198 



Huutii, Wood, 197 



mirabilis, Wood, 196 



maltispora, Wood, 196 

 Ankistrodesmus faloatiis {Corda), 85 

 Aphanoohsete, 211 



repens, Brnun, 212 

 Aptogoninm, 126 

 Aptogonium, Baileyi, Rolfs, 127 

 Arthrpdesmus, 157 



oonvergens, Ehrh., 159 



incus (Breb.'), 158 



octocornis, Ehrh., 158 



quadridens, Wood, 158 



Bambhsina, 125 



Br§big£onii, 125 

 Batrachospermacese, 217 

 BatraclioRpermum, 219 



mouiliforme, Rolh, 220 



vagum, Roth, 220 

 Bioliatia, 12 

 Botrydium, 175 



argillaceum, 176 

 BulbiclisBteae, 1 99 

 Bulboehaete, 201 



Canbyii, Wood, 202 



dnmosa, Wood, 202 



ijjnota, Wood, 201 

 Bulbotiichia, 205 



albiJa, Wood, 205 



CiELOSPH^EIPM, 13 ■ 



dubiam, Grun., 13 

 Chaetophora, 209 



elegans (Roth), 210 



endivisefolia (Rolh), 210 



pisiformis {Roth), 210 



tuberculosa {Roth), 210 

 Chaetophoracese, 205 

 Chantransia, 215 



expansa, Wood, 215 



macrospora, Wood, 216 



violacea, Ktz., 210 

 Chantransiaceae, 21') 

 Chlamydococcus, 99 



niv.ilis, 99 

 Chloroooccum, 87, 88 

 Chlorophyllacese, 77 

 ChroocoocaceEe, 10 

 Chroooooous, 11 



multiooloratus, Wood, 11 



refractus, Wood, 11 



thermopbilus, Wood, 12 

 ChioolepideaB, 2il3 



32 October, 1872 



Chroolepus, 204 



aureum, Ktz., 204 

 Chthonoblastus, 21 



repens, Ktz., 21 

 Cladouia, 88 

 Cladophora, 187 



brachysteleohn, Robenhorst, 188 



fracta, Dillwyn, 188 



glomerata {Linn.), 181 

 Closterium, 109 



aoerosum, (Schr.), Ill 



areolatum, Wood, 111 



amblyonema, Ehrb., 116 



angustatum, Ktz., 110 



Cuoumis, Ehrb,, 113 



Dianse, Ehrb., 114 



Ebrenbergli, Mengh., 113 



Jenneri, Ralfs, 115 



juncidum, Ralfs, 110 



Leibleinii, A'(z., 114 



liueatnm, Ehrb , 112 



Lunula {Miiller), 111 



maximum («ar.), Ill 



moniliferum {Bory), 113 



parvulum, Nmcjel., 115 



rostratum, £/ir6.,115 



setaceum, Ehrb., 116 



stiiolatum, Ehrb., 109 



trabecula, Bailey, 120 



Venus, ^(»., 114 

 Coccophycese, 78 

 Coleocliaete, 212 



scutata, £c^i.,213 

 Collema bulbosum, 25 

 Conferva, 186 



muralis, Dillw., 22 

 Confervaceae, 186 

 Conjugata longata, Vaucher, 166 

 Conjugation, 161 

 Connecting cells, Thwaites, 23 

 Cosmarium, 127 



amoenum, Br/b., 130 



bioculatum, Br^b., 131 



Botrytis, Son/, 128 



Brgbissonii, Menegh, 128 



Broomei, Thw., 133 



caelatum, Ralfs, 133 



commissurale, Brdb., 132 



connatum, Brib., 134 



crenatura, Ralfs, 131 



Cucumis, Corda, 130 



depressum, Bailey, 130 



margaritiferum {Turp.), 127 



Meneglienii, Brib., 131 



ornatnm, Ralfs, 132 



ovale, iJa//s, 128 



pyramidatum, Brib., 130 



Quimbyii, PTood, 134 



sublobatum, Brib., 132 



suborbiculare, Wood, 129 



tetroptbalmum, 70«., 129 



Cosmarium. 



Thwatesii, /JaZ/s, 134 

 undulatum, Corda, 132 

 verrucosum, Bailey, 121 



Cylindrospermura, 39 

 oomatum, Wood, 41 

 flexuosum, Rabenh., 40 

 macrospermum. A"(«., 40 

 minutum. Wood, 39 



Cystipliorae, 10 



Cystocooous, 88 



Dastactis, 50 



mollis, TFbod, 50 

 Desmidium, 126 



aptogonium, Br^b., 126 



eustephanum, Ehrb,, 155 



quadrangulatum, ATis , 126 



senarlum, Ehrb., 155 



Swartzii, Agardh., 126 

 Dictyosphserium, 84 



pnlchellura, IFood, 84 

 Didymooladon oeiberus, Bailey, 154 



furcigerum, Br^b., 154 

 Didymoprium, 125 



Brebissonii, Ktz., 126 



Borreri, Rulfs, ]'i5 



Grevillii, A'te., 125 

 Docidium clavatum, Ktz., 120 



constrictum, Bailey. 121 



Ehrenbergii, Ralfs, 118 



hirsutum, Bailey, 121 



minutum, Ralfs,Wl 



nodosum, Bailey, 120 



nodnlosum, Br^b., 120 



pristii'se, Hohson, 122 



undulatum, 120 



verrucosum, Bailey, 121 



verticillatum, Haifa, 121 

 Dolichospermum, 41 



poly sperm um, 42 



subrigidum. Wood, 43 

 Draparnaldia, 207 



Billingsii, Wood, 208 



cruoiata, Hicks, 209 



glomerata (Fnuc/i.), 207 



maxima, Wood, 207 



opposita, Harv., 227 



plnmosa {Vauch.), 208 



ENTEKOMOKPHAintestinalis {Linnaeus), 



183. 

 Euastrum, 135 



affine, i?o//s, 138 



ampullaceum, Ralfs, 138 



ansatuni, Ehrb., 139 



binale (T'«rp!)!),140 



circulare, Hassal, 139 



orassum {Breb.), 137 



(249) 



