237 



S68. ULOTHRIX, Kuetz. 



2548. U. rivularis, Kuetz. 



Abundant in a spring in the grounds of the State Lunatic 

 Asylum, Buffalo, Sept., 1882. 



2549. U. subtilis, Kuetz. 



Aurora, Erie Co. Wolle. 



869. HORMISCIA, Aresch. 



2550. H. zonata, Aresch. 



S70. BULBOCH^TE, Agardh. 



2551. B. intermedia, DeBary. 



Gowanda, Erie Co. ; Fort Erie, Ont. 



871. CEDOGONIUM, Link. 



2552. CE. stagnata, Wittr. 



Scajauquady's Creek, Buffalo. Determined by Wolle. 



2553. GE. pachydermum, Wittr. 



Scajauquady's Creek, Buffalo. Determined by Wolle. 



872. CLADOPHORA, Kuetz. 



2554. C. canalicularis, Roth. 



Three Sisters Islands, Niagara Falls. Wolle. 



2555. C. glomerata, Kuetz. 



Everywhere in Niagara River where the current is strong. 



2556. C. fracta, Dillw. 



Wolle. 



873. RHIZOCLONIUM, Kuetz. 



2557. R. Horsfordii, Wolle. 



Aurora, Erie Co. F. H. Horsford. (Btill. Torr. Bot. Club, 

 Vol. IX. p. 26.) 



874. CONFERVA, L. 



2558. C. bombycina, Agardh. 



875. VAUCHERIA, DC. 



2559. V. caespitosa, Agardh. 



2560. V. sessilis, DC. 



Aurora, Erie -Co. Woll 



