GEOGRAPHICAL LIST OF SPECIES. 



231 



Hydro diotyon 



utrioalatum, Roth. 



Fediastrum 



Boryanum, Tur. 



Hah. West Point and Wee- 

 hawken, New York ; Mexi- 

 can Boundary ; Pennsyl- 

 vania ; New Jersey. 



Eab. 



oonstrictum, Hassall. 



Eliode Island ; Pennsyl- 

 vania ; Georgia ; Florida. 

 Hah. South Carolina; 

 Georgia; Rhode Island, 

 duodenarius. Hab. South Carolina ; Rhode Island. 

 Ehrenbergii, Corda. Hah. Rhode Island ; South 

 Carolina ; Georgia ; Florida, 

 pertnsum, Ktz. Hah. Rhode Island. 



Selensea, Ktz. Hah. Rhode Island. 



Family VOLVOCINE.*. 

 Chlamydococcus 



nivalis. Bah. Greenland ; Rocky Mountains. 



Volvox 



globator, Linn. 



Bab. United States. 



Order ZYGOPHYCE^. 



Family DESMIDIACE.a;. 

 Falmogloea 



olepsydi-a, Wood. Hab. near Philadelphia. 



Penium 



Brebissonii, Men. Hah. South Carolina, 



closterioides, Ralfs. Hab. South Carolina. 



Digitus, Ehrh. Hah. Pennsylvania ; New York ; 



Georgia, 

 interruptum, Br^b. Hah. near Grahamsville, South 



Carolina. 



Jenneri, Ralfs. Hah. Florida, 



lamellosum,' Br^i. Hab. Rhode Island. 



margaritaceum, Ehrb. Hab, Rhode Island. 



minutum, Uleve. Hab. Rhode Island; South Caro- 

 lina ; Georgia. 



Closterium 



aoerosum, Schr. 



Amblyonema, Ehrb. 



angustatum, Ktz. 



areolatum, Wood. 



Cucumis, Ehrb. 

 Dianae, Ehrh. 



Ehrenlifrgii, Men. 

 Jeuucrii, Ralfs. 

 jancidum, Ralfs. 



Hah. South Carolina ; Georgia ; 

 Florida. 



Hab. West Point, New York; 

 Piovidenoe, Rhode Island. 



Hab. Rhode Island ; New Hamp- 

 shire ; Pennsylvania. 



Hab. Northumberland Co., 

 Pennsylvania. 



Hah. New York. 



Hab. Georgia; Florida; Pennsyl- 

 vania ; Rhode Island. 



Hab. Philadelphia. 



Hab. Rhode Island. 



Hab. Saoo Lake, New Hampshire ; 

 South Carolina. 



Closterium 



Leibleinii, Ktz. 



lineatum, Ehrh. 

 Lunula, Miiller. 



maximum, var. 

 moniliferum, Bory. 

 parvulnm, Nmg. 

 rostratum, Ehrb. 

 setaceuni, Ehrb. 



striolatum, Ehrh. 

 Venus, Ktz. 



Tetmemorus 



BrSbissonii, Men. 

 giganteus, TTood. 

 granulatns, Breh. 



levis, Ktz. 



Pleurotasnium 



Bacalum, Br^b. 

 breve, Wood. 

 clavatum, Ktz. 

 oonstrictum, Bailey. 

 erenulatum, Ehrh. 



graoile, Rah. 

 hirsutura, Bailey. 

 nodosum, Bailey. 



Trabecula, Ehrb. 



undulatum, Bailey. 

 verrucosum, Bailey. 



Triplooeras 



graoile, Bailey. 



Hab. Georgia ; South Carolina ; 

 Pennsylvania. 



Hah. Pennsylvania. 



Hab. South Carolina ; Florida ; 



Georgia ; Pennsylvania. 



Hah. Pennsylvania. 



Hab. Georgia ; Rhode Island. 



Hab. near Philadelphia. 



Hab. near Philadelphia. 



Hab. Stonington, Connecticut ; 



Providence, Rhode Island ; 



Pennsylvania ; Georgia ; 



Florida. 



Hab. Centre Co., Pennsylvania. 



Hab. South Carolina. 



Hah. Atlantic States. 

 Hab. Centre Co., Pennsylvania. 

 Hab. Rhode Island ; Pennsyl- 

 vania ; South Carolina. 

 Hab. near Philadelphia. 



Hah. Georgia. 

 Hah. District of Columbia. 

 Hab. South Carolina ; Georgia. 

 Hah. Rhode Island. 

 Hah. Rhode Island ; New Jer- 

 sey ; Pennsylvania ; Soutli 

 Carolina ; Georgia ; Florida. 

 Hah. Florida. 

 Hah. United States. 

 Hah. South Carolina ; Georgia ; 

 Florida; Pemisylvania. 

 Hab. Pennsylvania ; New Jer- 

 sey ; South Carolina ; 

 Georgia ; Florida. 



Hab. Florida. 

 Hab. Rhode Island. 



Hah. Rhode Island ; New Jersey ; 

 New Hampshire ; Florida ; Georgia, 

 verticillatum, Bailey. Hab. with the last. 



Spirotsenia 



bryophila, Breh. 

 condensata, Brib. 



Batrbuslna 



Bi^bissonii, Ktz. 



Dldymoprium 



Grevillii, Ktz. 



Hah. near Philadelphia. 



Hah. Pennsylvania ; Rhode 



Island; Florida. 



Hab. Florida ; Georgia ; South 

 Carolina; Rhode Island. 



Hab, Pennsylvania; South Caro- 

 lina ; Georgia, 



