Prof. Bailey on the Alege of the United States. 85 
the same from New Haven, Conn., collected by Professor C. U. 
Shephard. ; 
Ceramium rubrum, Ag. Only too common, every where on 
our coasts. 
Ceramium diaphanum, Ag. Nearly as common as the pre- 
ceding. : 
Griffithsia ? An undetermined species occurs at Provi- 
dence and Newport. 
Callithamnion Turneri, Ag. Parasitic on Cladostephus, &c., 
at Newport. 
Callithamnion Rothii, Lyngb. On rocks under the Fuci, at 
New 
Callithamnion ? A delicately branched species, which 
I have been unable to determine, occurs plentifully near. the 
Tockwotton House, at Providence, R. L 
Lrentepohlia pulchella, Ag. Cascade at West Point ; parasitic 
on Lemania fluviatilis. 
g Series II]. Cuntorospermes. — 
Lemania fluviatilis, Ag. Cascade at West Point; Mountain 
Run, Culpepper Co., Va. ; and Falls in the Rappahannock River, 
above Fredericksbnrg, Va. ) sac: 
Lemania tortulosa, Ag. Foot of Crow’s Nest, West Point; 
Mass. Rev. J. L. Russell. | 
Thorea viridis, Bory. N. America. Ag. Syst. Alg. p. 56. Agardh 
suspects it to be an Oscillatoria adhering to some aquatic plant. 
Batrachospermum moniliforme, Ag. Salem, N. Ca, Schwein- 
itz. Abundant just below the dam of Reservoir Pond, near 
West Point. 
Batrachospermum Americanum, Schweinitz. Salem, N. Ca. 
Schweinitz! Common in small streams near West Point ; Hing- 
am, Mass. Rev. J. L. Russell. 
Draparnaldia plumosa, Ag. These species are all common 
_Draparnaldia glomerata, Ag. at West. Point, and I hay 
Draparnaldia tenuis, Ag. specimens of them also from 
chusetts, sent by Rev. J. L. Russell, and from Chautauque 
Co., N. Y., sent by M. 8. Petit, Esq. ¢ Bos Las 
Chetophora endiviefolia, Ag. Mass. Rev. J. L. Russell! 
(To be continued.) 
