352 



TNDfiX. 



MICRASTERIAS, fimbriata, (See 

 Desmids U.S., p. 109), 

 Rails, . . .383 



" f'urcata, (See Desmids 



U. S., p. Ill), . 40 



Var. simplex, Wolle, 40 



mamillata, Turner, . 39 



Rabenhorstii, Kirch., . 40 



ringens, (See Desinids 



U. S., p. 112), Bail., 41 



Var. serulata, Wolle, 41 



" speciosa, Wolle, . . 38 



" verrucosa, Roy, . 41 



MICROCYSTIS, Kg., . . . 328 



" protogenita,(Bias.) Rab., 328 



MICROCOLEUS, Desm. et Thur., 304 



u amorpha, (Thwaites) 



Wolle, . . . 304 



" anguiibrmis, Harv., . 306 



" gracilis, Hass., . . 306 



" hyalinus, (Kg.) Kirch., 307 



" heterotrichum, (Ag.)- -307 



Forma Americana, Wolle, 307 



" pulvinatus, Wolle, . 305 



" terrestris, Desm., . 305 



" Ravenelii, Wolle, . . 307 



MICROSPORA, Thur., . . 140 



MICROTHAMNION, Naeg., . . 118 



" Kuetzingianum, Naeg. 118 



MISCHOCOCCUS, Naeg., . . 200 



" confervicola, Naeg., 200 



MOUGEOTIA, D. By., . . 227 



" delicatula, Wolle, . 228 



divarecata, Wolle, . 228 



" glyptosperma, D. By., 229 



" Minnesotensis, Wolle, . 228 



" sphaerocarpa, Wolle, 227 



" verrucosus, Wolle, . 229 



NEPHROCYTIUM, Naeg., . 196 



" Agardhianum, Naeg., . 197 



" Naegelii, A. Br., . 197 



NODULARIA, Mertens, . . 291 



" paludosa, Wolle, . 291 



NOSTOC, Vauch., . . . 278 



" French, synopsis of, . 281 



" Alpinum, Kg., . . 285 



calcicola, Ag., . 283 



" cseruleum, Lyngb., . 284 



" comminutum, Kg., . 282 



commune, Vauch., . 283 



" ellipsosporum, Rab., 282 



" flagelliforme, Burk. et 



Curt., ... 285 



" gregarium, Thur., . . 284 



NOSTOC, humifusum, ('arm., . 



macrosporum, Menegh., 

 minutissimum, Kg., . 

 muscorum, Ag., . . 

 pruniforme, Ag., . 

 " ru pest re, Kg., . . 



sphaericum, Vauch., 

 sphaeroides, Kg., . . 

 " spongiseforme, Ag., . 

 " tenuissimum, Ag., . 



" verrucosum, Vauch., 



Zetterstedtiana, N. N., . 



NOSTOCACE.E. --Described and 



classified, .... 



OLPIDIUM, A. Br., . . . 

 " ampullaceum, A. Br., 

 " entophytum, A. Br., . 



intestinum, A. Br., . 

 OPHIOCYTIUM, Naeg., . . 



" capitatum, Wolle, . 

 " circinatum, Wolle, . 

 " cochleare, A. Br., . 

 " cuspidatum,(Bail.)Rab., 

 " parvulum,(Perty) A.Br., 

 OSCI:L:LARIEJE, .... 

 OSCILLARIA, Bosc., . . 



" aerugineo-coerulea, Kg., 

 " amphibia, Ag., . . 

 " anguina, Bory., . . 

 " antliaria, Jurg., . . 

 " Boimemaisonii, Crouan, 

 " brevis, Kg., . . 



" chalybea, Mertens, . 

 chlorina, Kg., . . 

 Gortiana, (Pollini) Kg., . 

 cruenta, Grun., . . 

 detersa, Stiz., . . . 

 elegans, Ag., . . 

 Froelichii, Kg., . . 

 Var. caerulea, Kg., 

 " dubia, Rab., . . 

 " fusca, Kirch., . 

 neglecta, Wood, . 

 ornata, Rab., . 

 " violascens, Rab., . 

 " viridis, Zeller, 

 gracillima, Kg., . . 

 Grateloupii, Bory., . 

 imperator, Wood, . . 

 leptotricha, Kg., . 



limosa, Ag., . . . 

 litteralis, Carm., . 

 major, Vauch., . . 



U 



I. 



" 

 " 



282 

 284 

 284 



282 

 284 



283 

 283 



284 

 282 

 282 

 284 

 285 



23(> 

 277 



203 

 203 

 204 

 203 

 175 

 175 

 176 

 175 

 176 

 176 

 293 

 308 

 311 

 310 

 314 

 310 

 316 

 312 

 314 

 311 

 313 

 312 

 310 

 310 

 315 

 316 

 315 

 316 

 316 

 316 

 316 

 315 

 311 

 316 

 317 

 311 

 313 

 317 

 316 



