GEOGRAnilCAL LIST OF SPECIES. 



Class PHYCOCHROMOPHYCEiE. 



Order CYSTIPnOR.E. 



Family CHROOCOCCACE^. 

 Cbroococcus 



refractus, Woorl. Ilab. near Philadelphia, 



multicoloralus, Wooil Huh. near Philadelphia. 



thermopliiUis, Wood. Hub. Uenton Springs, Owen 



Co., California. 



Gloeocapsa 



sparsa, Wood. 



Caelospbserium 



dubium, Griin. 



Bah. near Philadelphia. 



Merismopedia 



nova, Wood. Huh. near Philadelphia, 



couvoluta, Breh. Hah. Spring Mills, Montgomery 



Co., Pa. 



Order NEMATOGENE.E. 



Family OSCILLARIACE.'E. 

 Osclllarla 



chloriua, Klz. Hah. near Philadelphia, 



corium, Ag, Hah. New York, 



decorticans, Getier. Hah. Northern U. States. 



Frohlichii, Klz. Hah. Schuylkill River, near 



Philadelphia, 

 imperator. Wood. Hab. near Philadelphia, 



limosa, Ag. Hab. near Camden, New Jersey. 



mnscorum, Ag. Hah. West Point, New York, 



neglecta, Wood. Hub. near Philadelphia, 



nigra. Vouch. Hab. New York ; Philadelphia, 



tenuis, Ag. Hab. Rhode Island ; New York ; 



Virginia, 

 tenuissima, Ag. Hah. Warm Springs of Washita. 



Chthonoblastus 



repens, Ktz. Hah. New Y'ork ; Massachusetts ; 



Rhode Island. 



Lyngbya 



bicolor, Wood. 



muralis, Ag. 



Hab. Schuylkill River, near Phila- 

 delphia. 

 Hab. Whale Fish Islands, Davis 

 Straits, British America. 



Family NOSTOCHACKiE. 



Sub-Family Nostoce.t;. 

 NOBtOC 



Austiuii, Wood. Huh. New Jersey, 



alpiuum, A'(;. Hah. Alleghany Mountains ; Clover 

 Mts., Nevada ; BafEu'.s Bay, British America, 

 calcicola, Ag. Hah. Catoosa Springs, Georgia, 



calidarium. Wood. Hah. Beuton Ppiings, Owen 



Co., California, 

 caeruleum, Lyn. ' Hub. New Jersey. 



Cesatii, Bah. Hub. Kansas, 



comminutum, Kt:. Hab. near Philadelphia, 



commune. Vouch, Hah. New Jersey ; Rio Bravo, 



depressum. Wood. Hab. New Jersey, 



punctatum. Wood. Hab. New Jersey, 



pruniforme, Agh. Hab. New Jersey, 



verrucosum, Vaiich. Hab. Maine, 



sphjeriuum. Vouch. Hah. Centre Co., Pennsylvania. 



Sub-Family Spekmosirex. 

 Anabasna 



gelatinosa. Wood. Hah. near Philadelphia, 



gigantea, Wood. Hah. near Philadelphia, 



flos-aquae, Kt:. Hah. Round Pond, West Point, 



New York. 



Cyllndrospermuin 



comatuiu, Wood. 

 flexuosum, Rob. 

 macrospermum, Ktz. 

 miuutum, Wood. 



Huh. Niagara, Canada. 



Htih. near Ihiladelpliia. 



Hah. South Carolina. 



Hah. near Philadelphia. 



Dolichospermum 



polyspermum, Klz. Hab. near Philadelphia, 



subrigidum, Wood. Hab. New Jersey. 



Family RIVULARIACEjE. 

 Nostochopsis 



lobatus. Wood. Z/ul. Schuylkill River, near PhiKv 



delphia. 



Glolotrichla 



augulosa, liolh. Bob. Hudson River, near West 



Point. 



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