GEOGRAPHICAL LIST OF SPECIES. 



233 



Staurastrum 



gracile, Ral/s. Sab. South Carolina; Georgia; 

 Florida ; New York ; Rhode 

 Island, 

 hirsutum, Ehrb. Hab. Florida; Rhode Island. 



Hystrix, Ealfs. Hab. Rhode Island. 



Lewisii, Wood. Hab. Saco Lake, New Hampshire, 

 longispinum, Arch. Hab. Florida, 



margaritaoeum, Ehrb. Hab. Saco Lake, New 



Hampshire. 

 Hab. Saoo Lake, New 

 Hampshire. 

 Hab. South Carolina ; Rhode 

 Island. 



munltum, Wood. 



mutionm, BrSb. 



orbiculare, Ehrb. 



paradoxum, Mey. 



polymorphum. 

 polytrichnm, Per, 

 punctulatum, Br^b. 

 Ravenellii, Wood. 

 senarium, Ehrb. 

 tricorne, Men. 



Xanthidium 



aculeatum, Ehrb. 

 Arctisoon, Ehrb. 

 armatum, Brib. 



bisenarium, Ehrb. 

 crlstatum, Br^b, 

 coronatum, Ehrb. 

 fasciculatnm, Ehrb. 



Arthrodesmus 



convergens, Ehrb. 



Incus, Br^b. 



octocornis, Ehrb. 

 qnadridens, Wood. 



Hab. Rhode Island; 



Pennsylvania. 



Hab. Saoo Lake^ New 



Hampshire. 



Hab. Florida. 



Hab. near Philadelphia. 



Hab. Pennsylvania. 



Hab. South Carolina. 



Hab. America. 



Hab. Georgia; Florida; Rhode 



Island. 



Hab. near Savannah, Georgia. 



Hub. North America. 



Hab. South Carolina ; Florida ; 

 New Hampshire. 



Hab. America. 



Hab. Southern Atlantic States. 



Hab. America. 



Hab. South Carolina ; 



Georgia; Florida; Rhode Island. 



Hab. South Carolina ; Georgia ; 

 Florida; Rhode Island. 



Hab. Georgia ; Florida ; South 



Carolina; Rliode Island. 



Hab. Florida; Rhode Island. 



Hab. Lake Saco, New 



Hampshire. 



Family ZYGNEMACEiE, 

 Spirogyra 



crassa, Klz. 

 decimina, Miil. 



diluta. Wood. 

 dubia, Kiz. 

 elongata. Berk. 

 insignis. Has. 

 longata. Vouch, 



Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. Rhode Island; near Phila- 

 delphia. 



Spirogyra 



majuscula, Ktz. 

 nitida. Dill. 

 . . pxotecta. Wood. 

 parvispora, Wood. 

 pulchella, Wood. 

 quinina, Ag. 

 rivularis, Hassall. 

 setiformis. Roth, 

 Weberi, Ktz. 



Zygnema 



insigne, Hassal. 



oruciatum, Vauch. 



Sirogonium 



retroversum. Wood. 



MesocarpuB 



scalaris, Hassall, 

 parvulus, Hassall. 



Pleurocarpus 



mirabilis, Braun, 



Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. Hibernia, Florida. 

 Hab. near Philadelphia. 

 Hab. near Philadelphia. 

 Hab. Florida. 

 Hab. near Philadelphia. 

 Hab. near Philadelphia. 



Hab. Rhode Island ; near Phila- 

 delphia. 

 Hab. Virginia; Florida; 

 Northern States. 



Hab. near Philadelphia. 



Hab. near Philadelphia. 

 Hab. Rhode Island. 



Hab. New York ; Rhode Island ; 

 Michigan ; Wisconsin. 



Oedee SIPHOPHYCE^. 



Family HYDROGASTREJB. 

 Hydrogastrum 



granulatum, Linn. 



Hab. Delaware. 



Family VAUCHERIACE/B 

 Vaucheria 



aversa, Hassall. 

 geminata, Vauch. 

 polymorpha. Wood. 

 sessilis, Vauch. 



velutina, Ag. 



Hab. near Philadelphia. 



Hab. near Philadelphia. 



Hab. Texas." 



Hab, New York ; Maine ; Vir- 

 ginia ; North Carolina. 

 Hab. New York ; Maine ; Virginia ; 

 North Carolina. 



Oedee NEMATOPHYCE^. 

 Family DLVACE.ffi. 



Protoderma 



viride, Ktz. 



Hab. Philadelphia. 



Ulva 



merismopedioides. Wood. Hab. Diamond 



Range, Rocky Mountains. 



Enteromorpha 



lutestinalis, Linn. Hab. Hudson River ; Narra- 



gansett Bay. 



Schizomeris 



Leibleinii, Ktz. Hab. near Philadelphia. 



30 October, 1872. 



