774 REV - E. N. BLOOMFIELD ON THE ALG.E OF SUFFOLK. 
Brongniartella byssoides, Bory. ( Poly sip honia byssoides, 
Grev.). “ Corton and Gunton,” O. B. G. 
Heterosiphonia plumosa, Batt. ( Dasya coccinea, Ag.). 
Felixstowe. 
Spermothamnion Turneri, Aresch. (C allithamnion Turneri, 
Ag.). Felixstowe, G. Massee. Gorleston. 
Griffithsia flosculosa, Batt. (G. setacea, Ag.). Very 
common at Felixstowe, Gorleston, &c. 
Corton and Gunton, O. B. G. 
Halurus equisetifolius, Kiitz. {Griffiths ea equisetifolia, Ag.). 
“ Corton and Gunton,” O. B. G. 
Rhodochorton Rothii, Nfeg. {C allithamnion Rothii, Lyngb.) 
Felixstowe. 
CallithamnIon polyspermum, Ag. Felixstowe, Gorleston. 
,, roseum, Harv. Gorleston. 
,, Hookf.ri, Ag. Felixstowe. 
[ ,, tetricum, Ag. “ On marine rocks, common, 
H. & S.”] 
Plumaria elegans, Schm. Felixstowe, G. Massee. 
Antithamnion plumula, Thur. (C allithamnion plumula, 
Lyngb.). Felixstowe. 
Ceramium rubrum, Ag. Felixstowe, Corton, Gunton, 
Gorleston, common. 
,, ciliatum, Ducluz. “ Common on marine rocks,” 
H. & S. (Probably C. acanthonolum, Carm., 
which was formerly united with C. ciliatum, 
E. A. B.). 
Halarachnion ligulatum, Kiitz. (. Halymenia ligulata, Ag.). 
Corton and Gunton, 0. B. G. 
Furcellaria fastigiata, Lamour. Felixstowe, Gorleston. 
Polyides rotundus, Grev. Coast of Suffolk, O. B. G. 
Corallina officinalis, Ellis and Solan. Felixstowe. 
Excluded Species. 
Sargassum vulgare, Ag. This species is not a native of the 
British seas, but merely a waif. 
