109 
Mesogloia divaricata, Kiitz. Jamaica Bay, Great South Bay ; 
August and September.* : 
M. vermicularis, Ag. Greenport; rare; summer.* 
Castagnea virescens (Carm.), Thur. Whitestone, Orient; May.* 
C. Zosteree@, (Mohr.) Thur. Whitestone, Orient ; May.* 
Family SPOROCHNE. 
Stilophora rhizodes, Ag. Greenport, Peconic Bay, Fort 
Hamilton, Orient; July to November ; in fruit October. 
Arthrocladia villosa, Duby. Greenport; rare.* 
Striaria attenuata, Grev. Flushing Bay, Hell Gate, Fort 
Hamilton; summer. 
Family LAMINARIEA. 
Chorda filum, \.. Whitestone, Peconic Bay, Orient; ‘August 
and September. 
Laminaria saccharina (L.), Lamx. Rockaway Beach, Mon- 
tauk Point. 
L. digitata (Turn.), Lamx. Greenport, Orient. 
Alaria esculenta, Grev. Greenport, Orient, Peconic Bay. 
ORDER III.—OOSPORE:. 
SUB-ORDER.—FUCACE&. ‘ 
Ascophyllum nodosum, Le Jolis. Common round the coast. 
Fucus vesiculosus, L. Common. 
F. ceranoides, L. Fort Hamilton, Orient. 
Sargassum vulgare, Ag. Bath, Freeport, College Point.* 
S. vulgare, var. Montagnet, Farlow. Fort Hamilton, Green- 
port.* 
S. bacciferum, Ag. Rockaway Beach. 
SUB-ORDER.—VAUCHERIE#. 
Vaucherta Thuretiz, Woronin. All round the coast in ditches. 
V. Ltorea, Nordstedt. All round the coast in ditches. 
ORDER IV.—FLORIDE:. 
Trentepohlia virgatula (Harv.), Farlow. College Point; sum- 
mer.” 
T. virgatula, var. secundata, Farlow. College Point ; summer.* 
SUB-ORDER.—PORPHYRE&. 
Porphyra laciniata, Ag. All round the coast; summer.* 
Bangia fusco purpurea, Lyngb. Fort Hamilton, Flushing — 
Bay, Greenport ; summer.* 
