241 



2604. S. Hagetschweilerii, Rabenh. 



Forming a dark brown coating on wet rocks, Niagara Falls. 

 " Probably Wood's S. cataracta." Wolle. 



2605. S. Austinii, H. C. Wood. (?) 



Wet rocks, Niagara Falls. 



•2(506. S. Cataractae, H. C. Wood. 



" This species grows abundantly in Niagara River on the rocks 

 below the great cataract." H. C. Wood. 



901. MASTIGONEMA, Schwabe. 



2607. M. Orsinianum, Kuetz. 



" On rocks in rapids of Niagara River." While, 



2608. M. casspitosum, Kuetz. 



2609. M. plana, Rabenh. 



Wet rocks at Portage, Genesee River. Wolle. 



902. ZONOTRICHIA, J. Agardh. 



2610. Z. mollis, H. C. Wood. 



Cave of the winds, Niagara Falls. H. C. Wood. _ 



2611. Z. parcezonata, H C. W T ood. 



Cave of the winds, Niagara Falls. H C. Wood. 



2612. Z. chrysocoma, Rabenh. 



Moist earth, Niagara Falls. Wolle. Wolle suggests that 

 Wood's Z. parcezonata is probably only the young growth of 

 this species. {Bull Torr. Bot. Club, Vol.. VI;p. 138.) 



903. RIVULARIA, Agardh. 



2613 R. cartilaginea, H. C. Wood. 



Niagara River in autumn, on various aquatic plants. 



904. GLOIOTRICHIA, J. Agardh. 



2614. G. incrustata, H. C. Wood. 



Scajauquady's Creek, Buffalo, Sept., 1882 : its abundant, gel- 

 atinous spheres attached to various plants. 



2615. G. gigantea, Trent. 



2616. G. natans, Thuret. 



" Fronds attached to water plants in pools, Buffalo." Wolle. 



905. CYLINDROSPERMUM, Kuetz. 



2617. C. flexuosum, Rabenh. 



In a pond at " The Front," Buffalo, Sept., 1882. 



